diff --git a/dist/main.cjs b/dist/main.cjs
index c0b1a5db..871afe1e 100644
--- a/dist/main.cjs
+++ b/dist/main.cjs
@@ -152,10 +152,40 @@ var Utils$1 = /*#__PURE__*/Object.freeze({
     setTolerance: setTolerance
 });
 
+let Flatten = {
+    Utils: Utils$1,
+    Errors: undefined,
+    Matrix: undefined,
+    Planar_set: undefined,
+    Point: undefined,
+    Vector: undefined,
+    Line: undefined,
+    Circle: undefined,
+    Segment: undefined,
+    Arc: undefined,
+    Box: undefined,
+    Edge: undefined,
+    Face: undefined,
+    Ray: undefined,
+    Ray_shooting: undefined,
+    Multiline: undefined,
+    Polygon: undefined,
+    Distance: undefined,
+    Inversion: undefined
+};
+
+for (let c in Constants) {Flatten[c] = Constants[c];}
+
+Object.defineProperty(Flatten, 'DP_TOL', {
+    get:function(){return getTolerance()}, 
+    set:function(value){setTolerance(value);}
+});
+
 /**
  * Created by Alex Bol on 2/19/2017.
  */
 
+
 /**
  * Class of system errors
  */
@@ -193,6 +223,10 @@ class Errors {
         return new Error('Infinite loop');
     }
 
+    static get CANNOT_COMPLETE_BOOLEAN_OPERATION() {
+        return new Error('Cannot complete boolean operation')
+    }
+
     static get CANNOT_INVOKE_ABSTRACT_METHOD() {
         return new Error('Abstract method cannot be invoked');
     }
@@ -202,39 +236,7 @@ class Errors {
     }
 }
 
-var errors = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    default: Errors
-});
-
-let Flatten = {
-    Utils: Utils$1,
-    Errors: Errors,
-    Matrix: undefined,
-    Planar_set: undefined,
-    Point: undefined,
-    Vector: undefined,
-    Line: undefined,
-    Circle: undefined,
-    Segment: undefined,
-    Arc: undefined,
-    Box: undefined,
-    Edge: undefined,
-    Face: undefined,
-    Ray: undefined,
-    Ray_shooting: undefined,
-    Multiline: undefined,
-    Polygon: undefined,
-    Distance: undefined,
-    Inversion: undefined
-};
-
-for (let c in Constants) {Flatten[c] = Constants[c];}
-
-Object.defineProperty(Flatten, 'DP_TOL', {
-    get:function(){return getTolerance()}, 
-    set:function(value){setTolerance(value);}
-});
+Flatten.Errors = Errors;
 
 /**
  * Class implements bidirectional non-circular linked list. <br/>
@@ -382,14 +384,14 @@ class LinkedList {
     /**
      * Throw an error if circular loop detected in the linked list
      * @param {LinkedListElement} first element to start iteration
-     * @throws {Flatten.Errors.INFINITE_LOOP}
+     * @throws {Errors.INFINITE_LOOP}
      */
     static testInfiniteLoop(first) {
         let edge = first;
         let controlEdge = first;
         do {
             if (edge != first && edge === controlEdge) {
-                throw Flatten.Errors.INFINITE_LOOP;  // new Error("Infinite loop")
+                throw Errors.INFINITE_LOOP;  // new Error("Infinite loop")
             }
             edge = edge.next;
             controlEdge = controlEdge.next.next;
@@ -1407,12 +1409,17 @@ function restoreFaces(polygon, int_points, other_int_points)
         let first = int_point.edge_after;      // face start
         let last = int_point.edge_before;      // face end;
 
-        LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+        try {
+            LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+        }
+        catch (error) {
+            throw Errors.CANNOT_COMPLETE_BOOLEAN_OPERATION
+        }
 
         let face = polygon.addFace(first, last);
 
         // Mark intersection points from the newly create face
-        // to avoid multiple creation of the same face
+        // to avoid multiple creation of the same face.
         // Face was assigned to each edge of new face in addFace function
         for (let int_point_tmp of int_points) {
             if (int_point_tmp.edge_before && int_point_tmp.edge_after &&
@@ -3060,7 +3067,7 @@ class Matrix {
             tx = args[0];
             ty = args[1];
         } else {
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
         return this.multiply(new Matrix(1, 0, 0, 1, tx, ty))
     };
@@ -4050,23 +4057,22 @@ Flatten.PlanarSet = PlanarSet;
  */
 class Shape {
     get name() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     get box() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     clone() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     /**
      * Returns new shape translated by given vector.
      * Translation vector may be also defined by a pair of numbers.
-     * @param {Vector} vector - Translation vector or
-     * @param {number} tx - Translation by x-axis
-     * @param {number} ty - Translation by y-axis
+     * @param {Vector | (number, number) } args - Translation vector
+     * or tuple of numbers
      * @returns {Shape}
      */
     translate(...args) {
@@ -4097,7 +4103,7 @@ class Shape {
     }
 
     transform(...args) {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     /**
@@ -4110,7 +4116,7 @@ class Shape {
     }
 
     svg(attrs = {}) {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 }
 
@@ -4170,7 +4176,7 @@ let Point$1 = class Point extends Shape {
                 return;
             }
         }
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -4431,7 +4437,7 @@ let Vector$1 = class Vector extends Shape {
 
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -4508,7 +4514,7 @@ let Vector$1 = class Vector extends Shape {
         if (!Flatten.Utils.EQ_0(this.length)) {
             return (new Flatten.Vector(this.x / this.length, this.y / this.length));
         }
-        throw Flatten.Errors.ZERO_DIVISION;
+        throw Errors.ZERO_DIVISION;
     }
 
     /**
@@ -4523,7 +4529,7 @@ let Vector$1 = class Vector extends Shape {
         if (center.x === 0 && center.y === 0) {
             return this.transform(new Matrix().rotate(angle));
         }
-        throw(Flatten.Errors.OPERATION_IS_NOT_SUPPORTED);
+        throw(Errors.OPERATION_IS_NOT_SUPPORTED);
     }
 
     /**
@@ -4681,7 +4687,7 @@ class Segment extends Shape {
             return;
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -5037,7 +5043,7 @@ let Line$1 = class Line extends Shape {
 
             if (a1 instanceof Flatten.Point && a2 instanceof Flatten.Vector) {
                 if (Flatten.Utils.EQ_0(a2.x) && Flatten.Utils.EQ_0(a2.y)) {
-                    throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                    throw Errors.ILLEGAL_PARAMETERS;
                 }
                 this.pt = a1.clone();
                 this.norm = a2.clone();
@@ -5050,7 +5056,7 @@ let Line$1 = class Line extends Shape {
 
             if (a1 instanceof Flatten.Vector && a2 instanceof Flatten.Point) {
                 if (Flatten.Utils.EQ_0(a1.x) && Flatten.Utils.EQ_0(a1.y)) {
-                    throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                    throw Errors.ILLEGAL_PARAMETERS;
                 }
                 this.pt = a2.clone();
                 this.norm = a1.clone();
@@ -5062,7 +5068,7 @@ let Line$1 = class Line extends Shape {
             }
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -5332,7 +5338,7 @@ let Line$1 = class Line extends Shape {
 
     static points2norm(pt1, pt2) {
         if (pt1.equalTo(pt2)) {
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
         let vec = new Flatten.Vector(pt1, pt2);
         let unit = vec.normalize();
@@ -5390,7 +5396,7 @@ let Circle$1 = class Circle extends Shape {
             if (pc && pc instanceof Flatten.Point) this.pc = pc.clone();
             if (r !== undefined) this.r = r;
         }
-        // throw Flatten.Errors.ILLEGAL_PARAMETERS;    unreachable code
+        // throw Errors.ILLEGAL_PARAMETERS;    unreachable code
     }
 
     /**
@@ -5469,9 +5475,9 @@ let Circle$1 = class Circle extends Shape {
      */
     scale(sx, sy) {
         if (sx !== sy)
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
         if (!(this.pc.x === 0.0 && this.pc.y === 0.0))
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
         return new Flatten.Circle(this.pc, this.r*sx)
     }
 
@@ -6309,7 +6315,7 @@ class Box extends Shape {
      * @param {Point} [center=(0,0)] center
      */
     rotate(angle, center = new Flatten.Point()) {
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
     }
 
     /**
@@ -7176,7 +7182,7 @@ class Ray extends Shape {
             return;
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -8745,7 +8751,7 @@ exports.CW = CW;
 exports.Circle = Circle$1;
 exports.Distance = Distance;
 exports.Edge = Edge;
-exports.Errors = errors;
+exports.Errors = Errors;
 exports.Face = Face;
 exports.INSIDE = INSIDE$2;
 exports.Inversion = Inversion;
diff --git a/dist/main.mjs b/dist/main.mjs
index c7ed24cc..ea2f5ecf 100644
--- a/dist/main.mjs
+++ b/dist/main.mjs
@@ -148,10 +148,40 @@ var Utils$1 = /*#__PURE__*/Object.freeze({
     setTolerance: setTolerance
 });
 
+let Flatten = {
+    Utils: Utils$1,
+    Errors: undefined,
+    Matrix: undefined,
+    Planar_set: undefined,
+    Point: undefined,
+    Vector: undefined,
+    Line: undefined,
+    Circle: undefined,
+    Segment: undefined,
+    Arc: undefined,
+    Box: undefined,
+    Edge: undefined,
+    Face: undefined,
+    Ray: undefined,
+    Ray_shooting: undefined,
+    Multiline: undefined,
+    Polygon: undefined,
+    Distance: undefined,
+    Inversion: undefined
+};
+
+for (let c in Constants) {Flatten[c] = Constants[c];}
+
+Object.defineProperty(Flatten, 'DP_TOL', {
+    get:function(){return getTolerance()}, 
+    set:function(value){setTolerance(value);}
+});
+
 /**
  * Created by Alex Bol on 2/19/2017.
  */
 
+
 /**
  * Class of system errors
  */
@@ -189,6 +219,10 @@ class Errors {
         return new Error('Infinite loop');
     }
 
+    static get CANNOT_COMPLETE_BOOLEAN_OPERATION() {
+        return new Error('Cannot complete boolean operation')
+    }
+
     static get CANNOT_INVOKE_ABSTRACT_METHOD() {
         return new Error('Abstract method cannot be invoked');
     }
@@ -198,39 +232,7 @@ class Errors {
     }
 }
 
-var errors = /*#__PURE__*/Object.freeze({
-    __proto__: null,
-    default: Errors
-});
-
-let Flatten = {
-    Utils: Utils$1,
-    Errors: Errors,
-    Matrix: undefined,
-    Planar_set: undefined,
-    Point: undefined,
-    Vector: undefined,
-    Line: undefined,
-    Circle: undefined,
-    Segment: undefined,
-    Arc: undefined,
-    Box: undefined,
-    Edge: undefined,
-    Face: undefined,
-    Ray: undefined,
-    Ray_shooting: undefined,
-    Multiline: undefined,
-    Polygon: undefined,
-    Distance: undefined,
-    Inversion: undefined
-};
-
-for (let c in Constants) {Flatten[c] = Constants[c];}
-
-Object.defineProperty(Flatten, 'DP_TOL', {
-    get:function(){return getTolerance()}, 
-    set:function(value){setTolerance(value);}
-});
+Flatten.Errors = Errors;
 
 /**
  * Class implements bidirectional non-circular linked list. <br/>
@@ -378,14 +380,14 @@ class LinkedList {
     /**
      * Throw an error if circular loop detected in the linked list
      * @param {LinkedListElement} first element to start iteration
-     * @throws {Flatten.Errors.INFINITE_LOOP}
+     * @throws {Errors.INFINITE_LOOP}
      */
     static testInfiniteLoop(first) {
         let edge = first;
         let controlEdge = first;
         do {
             if (edge != first && edge === controlEdge) {
-                throw Flatten.Errors.INFINITE_LOOP;  // new Error("Infinite loop")
+                throw Errors.INFINITE_LOOP;  // new Error("Infinite loop")
             }
             edge = edge.next;
             controlEdge = controlEdge.next.next;
@@ -1403,12 +1405,17 @@ function restoreFaces(polygon, int_points, other_int_points)
         let first = int_point.edge_after;      // face start
         let last = int_point.edge_before;      // face end;
 
-        LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+        try {
+            LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+        }
+        catch (error) {
+            throw Errors.CANNOT_COMPLETE_BOOLEAN_OPERATION
+        }
 
         let face = polygon.addFace(first, last);
 
         // Mark intersection points from the newly create face
-        // to avoid multiple creation of the same face
+        // to avoid multiple creation of the same face.
         // Face was assigned to each edge of new face in addFace function
         for (let int_point_tmp of int_points) {
             if (int_point_tmp.edge_before && int_point_tmp.edge_after &&
@@ -3056,7 +3063,7 @@ class Matrix {
             tx = args[0];
             ty = args[1];
         } else {
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
         return this.multiply(new Matrix(1, 0, 0, 1, tx, ty))
     };
@@ -4046,23 +4053,22 @@ Flatten.PlanarSet = PlanarSet;
  */
 class Shape {
     get name() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     get box() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     clone() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     /**
      * Returns new shape translated by given vector.
      * Translation vector may be also defined by a pair of numbers.
-     * @param {Vector} vector - Translation vector or
-     * @param {number} tx - Translation by x-axis
-     * @param {number} ty - Translation by y-axis
+     * @param {Vector | (number, number) } args - Translation vector
+     * or tuple of numbers
      * @returns {Shape}
      */
     translate(...args) {
@@ -4093,7 +4099,7 @@ class Shape {
     }
 
     transform(...args) {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     /**
@@ -4106,7 +4112,7 @@ class Shape {
     }
 
     svg(attrs = {}) {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 }
 
@@ -4166,7 +4172,7 @@ let Point$1 = class Point extends Shape {
                 return;
             }
         }
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -4427,7 +4433,7 @@ let Vector$1 = class Vector extends Shape {
 
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -4504,7 +4510,7 @@ let Vector$1 = class Vector extends Shape {
         if (!Flatten.Utils.EQ_0(this.length)) {
             return (new Flatten.Vector(this.x / this.length, this.y / this.length));
         }
-        throw Flatten.Errors.ZERO_DIVISION;
+        throw Errors.ZERO_DIVISION;
     }
 
     /**
@@ -4519,7 +4525,7 @@ let Vector$1 = class Vector extends Shape {
         if (center.x === 0 && center.y === 0) {
             return this.transform(new Matrix().rotate(angle));
         }
-        throw(Flatten.Errors.OPERATION_IS_NOT_SUPPORTED);
+        throw(Errors.OPERATION_IS_NOT_SUPPORTED);
     }
 
     /**
@@ -4677,7 +4683,7 @@ class Segment extends Shape {
             return;
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -5033,7 +5039,7 @@ let Line$1 = class Line extends Shape {
 
             if (a1 instanceof Flatten.Point && a2 instanceof Flatten.Vector) {
                 if (Flatten.Utils.EQ_0(a2.x) && Flatten.Utils.EQ_0(a2.y)) {
-                    throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                    throw Errors.ILLEGAL_PARAMETERS;
                 }
                 this.pt = a1.clone();
                 this.norm = a2.clone();
@@ -5046,7 +5052,7 @@ let Line$1 = class Line extends Shape {
 
             if (a1 instanceof Flatten.Vector && a2 instanceof Flatten.Point) {
                 if (Flatten.Utils.EQ_0(a1.x) && Flatten.Utils.EQ_0(a1.y)) {
-                    throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                    throw Errors.ILLEGAL_PARAMETERS;
                 }
                 this.pt = a2.clone();
                 this.norm = a1.clone();
@@ -5058,7 +5064,7 @@ let Line$1 = class Line extends Shape {
             }
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -5328,7 +5334,7 @@ let Line$1 = class Line extends Shape {
 
     static points2norm(pt1, pt2) {
         if (pt1.equalTo(pt2)) {
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
         let vec = new Flatten.Vector(pt1, pt2);
         let unit = vec.normalize();
@@ -5386,7 +5392,7 @@ let Circle$1 = class Circle extends Shape {
             if (pc && pc instanceof Flatten.Point) this.pc = pc.clone();
             if (r !== undefined) this.r = r;
         }
-        // throw Flatten.Errors.ILLEGAL_PARAMETERS;    unreachable code
+        // throw Errors.ILLEGAL_PARAMETERS;    unreachable code
     }
 
     /**
@@ -5465,9 +5471,9 @@ let Circle$1 = class Circle extends Shape {
      */
     scale(sx, sy) {
         if (sx !== sy)
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
         if (!(this.pc.x === 0.0 && this.pc.y === 0.0))
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
         return new Flatten.Circle(this.pc, this.r*sx)
     }
 
@@ -6305,7 +6311,7 @@ class Box extends Shape {
      * @param {Point} [center=(0,0)] center
      */
     rotate(angle, center = new Flatten.Point()) {
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
     }
 
     /**
@@ -7172,7 +7178,7 @@ class Ray extends Shape {
             return;
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -8732,4 +8738,4 @@ Flatten.Distance = Distance;
 Flatten.BooleanOperations = BooleanOperations;
 Flatten.Relations = Relations;
 
-export { Arc, BOUNDARY$1 as BOUNDARY, BooleanOperations, Box, CCW, CW, Circle$1 as Circle, Distance, Edge, errors as Errors, Face, INSIDE$2 as INSIDE, Inversion, Line$1 as Line, Matrix, Multiline, ORIENTATION, OUTSIDE$1 as OUTSIDE, PlanarSet, Point$1 as Point, Polygon, Ray, Relations, Segment, smart_intersections as SmartIntersections, Utils$1 as Utils, Vector$1 as Vector, arc, box, circle, Flatten as default, inversion, line, matrix, multiline, point, polygon, ray, ray_shoot, segment, vector$1 as vector };
+export { Arc, BOUNDARY$1 as BOUNDARY, BooleanOperations, Box, CCW, CW, Circle$1 as Circle, Distance, Edge, Errors, Face, INSIDE$2 as INSIDE, Inversion, Line$1 as Line, Matrix, Multiline, ORIENTATION, OUTSIDE$1 as OUTSIDE, PlanarSet, Point$1 as Point, Polygon, Ray, Relations, Segment, smart_intersections as SmartIntersections, Utils$1 as Utils, Vector$1 as Vector, arc, box, circle, Flatten as default, inversion, line, matrix, multiline, point, polygon, ray, ray_shoot, segment, vector$1 as vector };
diff --git a/dist/main.umd.js b/dist/main.umd.js
index b90fd647..60aec7cf 100644
--- a/dist/main.umd.js
+++ b/dist/main.umd.js
@@ -154,10 +154,40 @@
         setTolerance: setTolerance
     });
 
+    let Flatten = {
+        Utils: Utils$1,
+        Errors: undefined,
+        Matrix: undefined,
+        Planar_set: undefined,
+        Point: undefined,
+        Vector: undefined,
+        Line: undefined,
+        Circle: undefined,
+        Segment: undefined,
+        Arc: undefined,
+        Box: undefined,
+        Edge: undefined,
+        Face: undefined,
+        Ray: undefined,
+        Ray_shooting: undefined,
+        Multiline: undefined,
+        Polygon: undefined,
+        Distance: undefined,
+        Inversion: undefined
+    };
+
+    for (let c in Constants) {Flatten[c] = Constants[c];}
+
+    Object.defineProperty(Flatten, 'DP_TOL', {
+        get:function(){return getTolerance()}, 
+        set:function(value){setTolerance(value);}
+    });
+
     /**
      * Created by Alex Bol on 2/19/2017.
      */
 
+
     /**
      * Class of system errors
      */
@@ -195,6 +225,10 @@
             return new Error('Infinite loop');
         }
 
+        static get CANNOT_COMPLETE_BOOLEAN_OPERATION() {
+            return new Error('Cannot complete boolean operation')
+        }
+
         static get CANNOT_INVOKE_ABSTRACT_METHOD() {
             return new Error('Abstract method cannot be invoked');
         }
@@ -204,39 +238,7 @@
         }
     }
 
-    var errors = /*#__PURE__*/Object.freeze({
-        __proto__: null,
-        default: Errors
-    });
-
-    let Flatten = {
-        Utils: Utils$1,
-        Errors: Errors,
-        Matrix: undefined,
-        Planar_set: undefined,
-        Point: undefined,
-        Vector: undefined,
-        Line: undefined,
-        Circle: undefined,
-        Segment: undefined,
-        Arc: undefined,
-        Box: undefined,
-        Edge: undefined,
-        Face: undefined,
-        Ray: undefined,
-        Ray_shooting: undefined,
-        Multiline: undefined,
-        Polygon: undefined,
-        Distance: undefined,
-        Inversion: undefined
-    };
-
-    for (let c in Constants) {Flatten[c] = Constants[c];}
-
-    Object.defineProperty(Flatten, 'DP_TOL', {
-        get:function(){return getTolerance()}, 
-        set:function(value){setTolerance(value);}
-    });
+    Flatten.Errors = Errors;
 
     /**
      * Class implements bidirectional non-circular linked list. <br/>
@@ -384,14 +386,14 @@
         /**
          * Throw an error if circular loop detected in the linked list
          * @param {LinkedListElement} first element to start iteration
-         * @throws {Flatten.Errors.INFINITE_LOOP}
+         * @throws {Errors.INFINITE_LOOP}
          */
         static testInfiniteLoop(first) {
             let edge = first;
             let controlEdge = first;
             do {
                 if (edge != first && edge === controlEdge) {
-                    throw Flatten.Errors.INFINITE_LOOP;  // new Error("Infinite loop")
+                    throw Errors.INFINITE_LOOP;  // new Error("Infinite loop")
                 }
                 edge = edge.next;
                 controlEdge = controlEdge.next.next;
@@ -1409,12 +1411,17 @@
             let first = int_point.edge_after;      // face start
             let last = int_point.edge_before;      // face end;
 
-            LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+            try {
+                LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+            }
+            catch (error) {
+                throw Errors.CANNOT_COMPLETE_BOOLEAN_OPERATION
+            }
 
             let face = polygon.addFace(first, last);
 
             // Mark intersection points from the newly create face
-            // to avoid multiple creation of the same face
+            // to avoid multiple creation of the same face.
             // Face was assigned to each edge of new face in addFace function
             for (let int_point_tmp of int_points) {
                 if (int_point_tmp.edge_before && int_point_tmp.edge_after &&
@@ -3062,7 +3069,7 @@
                 tx = args[0];
                 ty = args[1];
             } else {
-                throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                throw Errors.ILLEGAL_PARAMETERS;
             }
             return this.multiply(new Matrix(1, 0, 0, 1, tx, ty))
         };
@@ -4052,23 +4059,22 @@
      */
     class Shape {
         get name() {
-            throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+            throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
         }
 
         get box() {
-            throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+            throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
         }
 
         clone() {
-            throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+            throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
         }
 
         /**
          * Returns new shape translated by given vector.
          * Translation vector may be also defined by a pair of numbers.
-         * @param {Vector} vector - Translation vector or
-         * @param {number} tx - Translation by x-axis
-         * @param {number} ty - Translation by y-axis
+         * @param {Vector | (number, number) } args - Translation vector
+         * or tuple of numbers
          * @returns {Shape}
          */
         translate(...args) {
@@ -4099,7 +4105,7 @@
         }
 
         transform(...args) {
-            throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+            throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
         }
 
         /**
@@ -4112,7 +4118,7 @@
         }
 
         svg(attrs = {}) {
-            throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+            throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
         }
     }
 
@@ -4172,7 +4178,7 @@
                     return;
                 }
             }
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
 
         /**
@@ -4433,7 +4439,7 @@
 
             }
 
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
 
         /**
@@ -4510,7 +4516,7 @@
             if (!Flatten.Utils.EQ_0(this.length)) {
                 return (new Flatten.Vector(this.x / this.length, this.y / this.length));
             }
-            throw Flatten.Errors.ZERO_DIVISION;
+            throw Errors.ZERO_DIVISION;
         }
 
         /**
@@ -4525,7 +4531,7 @@
             if (center.x === 0 && center.y === 0) {
                 return this.transform(new Matrix().rotate(angle));
             }
-            throw(Flatten.Errors.OPERATION_IS_NOT_SUPPORTED);
+            throw(Errors.OPERATION_IS_NOT_SUPPORTED);
         }
 
         /**
@@ -4683,7 +4689,7 @@
                 return;
             }
 
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
 
         /**
@@ -5039,7 +5045,7 @@
 
                 if (a1 instanceof Flatten.Point && a2 instanceof Flatten.Vector) {
                     if (Flatten.Utils.EQ_0(a2.x) && Flatten.Utils.EQ_0(a2.y)) {
-                        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                        throw Errors.ILLEGAL_PARAMETERS;
                     }
                     this.pt = a1.clone();
                     this.norm = a2.clone();
@@ -5052,7 +5058,7 @@
 
                 if (a1 instanceof Flatten.Vector && a2 instanceof Flatten.Point) {
                     if (Flatten.Utils.EQ_0(a1.x) && Flatten.Utils.EQ_0(a1.y)) {
-                        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                        throw Errors.ILLEGAL_PARAMETERS;
                     }
                     this.pt = a2.clone();
                     this.norm = a1.clone();
@@ -5064,7 +5070,7 @@
                 }
             }
 
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
 
         /**
@@ -5334,7 +5340,7 @@
 
         static points2norm(pt1, pt2) {
             if (pt1.equalTo(pt2)) {
-                throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                throw Errors.ILLEGAL_PARAMETERS;
             }
             let vec = new Flatten.Vector(pt1, pt2);
             let unit = vec.normalize();
@@ -5392,7 +5398,7 @@
                 if (pc && pc instanceof Flatten.Point) this.pc = pc.clone();
                 if (r !== undefined) this.r = r;
             }
-            // throw Flatten.Errors.ILLEGAL_PARAMETERS;    unreachable code
+            // throw Errors.ILLEGAL_PARAMETERS;    unreachable code
         }
 
         /**
@@ -5471,9 +5477,9 @@
          */
         scale(sx, sy) {
             if (sx !== sy)
-                throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+                throw Errors.OPERATION_IS_NOT_SUPPORTED
             if (!(this.pc.x === 0.0 && this.pc.y === 0.0))
-                throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+                throw Errors.OPERATION_IS_NOT_SUPPORTED
             return new Flatten.Circle(this.pc, this.r*sx)
         }
 
@@ -6311,7 +6317,7 @@
          * @param {Point} [center=(0,0)] center
          */
         rotate(angle, center = new Flatten.Point()) {
-                throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+                throw Errors.OPERATION_IS_NOT_SUPPORTED
         }
 
         /**
@@ -7178,7 +7184,7 @@
                 return;
             }
 
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
 
         /**
@@ -8747,7 +8753,7 @@
     exports.Circle = Circle$1;
     exports.Distance = Distance;
     exports.Edge = Edge;
-    exports.Errors = errors;
+    exports.Errors = Errors;
     exports.Face = Face;
     exports.INSIDE = INSIDE$2;
     exports.Inversion = Inversion;
diff --git a/docs/Arc.html b/docs/Arc.html
index fcfa81f6..d38cf0b9 100644
--- a/docs/Arc.html
+++ b/docs/Arc.html
@@ -3096,7 +3096,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Box.html b/docs/Box.html
index d09f06e8..666606af 100644
--- a/docs/Box.html
+++ b/docs/Box.html
@@ -100,7 +100,7 @@ <h4 class="name" id="Box"><span class="type-signature"></span>new Box<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line15">line 15</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line16">line 16</a>
     </li></ul></dd>
     
 
@@ -332,7 +332,7 @@ <h4 class="name" id="box"><span class="type-signature"></span>box<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line107">line 107</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line108">line 108</a>
     </li></ul></dd>
     
 
@@ -396,7 +396,7 @@ <h4 class="name" id="center"><span class="type-signature"></span>center<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line83">line 83</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line84">line 84</a>
     </li></ul></dd>
     
 
@@ -460,7 +460,7 @@ <h4 class="name" id="height"><span class="type-signature"></span>height<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line99">line 99</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line100">line 100</a>
     </li></ul></dd>
     
 
@@ -524,7 +524,7 @@ <h4 class="name" id="high"><span class="type-signature"></span>high<span class="
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line67">line 67</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line68">line 68</a>
     </li></ul></dd>
     
 
@@ -588,7 +588,7 @@ <h4 class="name" id="low"><span class="type-signature"></span>low<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line59">line 59</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line60">line 60</a>
     </li></ul></dd>
     
 
@@ -652,7 +652,7 @@ <h4 class="name" id="max"><span class="type-signature"></span>max<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line75">line 75</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line76">line 76</a>
     </li></ul></dd>
     
 
@@ -716,7 +716,7 @@ <h4 class="name" id="width"><span class="type-signature"></span>width<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line91">line 91</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line92">line 92</a>
     </li></ul></dd>
     
 
@@ -780,7 +780,7 @@ <h4 class="name" id="xmax"><span class="type-signature"></span>xmax<span class="
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line39">line 39</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line40">line 40</a>
     </li></ul></dd>
     
 
@@ -854,7 +854,7 @@ <h4 class="name" id="xmin"><span class="type-signature"></span>xmin<span class="
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line29">line 29</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line30">line 30</a>
     </li></ul></dd>
     
 
@@ -928,7 +928,7 @@ <h4 class="name" id="ymax"><span class="type-signature"></span>ymax<span class="
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line44">line 44</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line45">line 45</a>
     </li></ul></dd>
     
 
@@ -1002,7 +1002,7 @@ <h4 class="name" id="ymin"><span class="type-signature"></span>ymin<span class="
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line34">line 34</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line35">line 35</a>
     </li></ul></dd>
     
 
@@ -1086,7 +1086,7 @@ <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line51">line 51</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line52">line 52</a>
     </li></ul></dd>
     
 
@@ -1190,7 +1190,7 @@ <h4 class="name" id="equal_to"><span class="type-signature"></span>equal_to<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line166">line 166</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line167">line 167</a>
     </li></ul></dd>
     
 
@@ -1346,7 +1346,7 @@ <h4 class="name" id="intersect"><span class="type-signature"></span>intersect<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line130">line 130</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line131">line 131</a>
     </li></ul></dd>
     
 
@@ -1502,7 +1502,7 @@ <h4 class="name" id="less_than"><span class="type-signature"></span>less_than<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line153">line 153</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line154">line 154</a>
     </li></ul></dd>
     
 
@@ -1662,7 +1662,7 @@ <h4 class="name" id="merge"><span class="type-signature"></span>merge<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line139">line 139</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line140">line 140</a>
     </li></ul></dd>
     
 
@@ -1818,7 +1818,7 @@ <h4 class="name" id="not_intersect"><span class="type-signature"></span>not_inte
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line116">line 116</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line117">line 117</a>
     </li></ul></dd>
     
 
@@ -1975,7 +1975,7 @@ <h4 class="name" id="rotate"><span class="type-signature"></span>rotate<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line230">line 230</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line231">line 231</a>
     </li></ul></dd>
     
 
@@ -2168,7 +2168,7 @@ <h4 class="name" id="set"><span class="type-signature"></span>set<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line190">line 190</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line191">line 191</a>
     </li></ul></dd>
     
 
@@ -2381,7 +2381,7 @@ <h4 class="name" id="svg"><span class="type-signature"></span>svg<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line255">line 255</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line256">line 256</a>
     </li></ul></dd>
     
 
@@ -2537,7 +2537,7 @@ <h4 class="name" id="toPoints"><span class="type-signature"></span>toPoints<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line201">line 201</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line202">line 202</a>
     </li></ul></dd>
     
 
@@ -2641,7 +2641,7 @@ <h4 class="name" id="toSegments"><span class="type-signature"></span>toSegments<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line214">line 214</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line215">line 215</a>
     </li></ul></dd>
     
 
@@ -2746,7 +2746,7 @@ <h4 class="name" id="transform"><span class="type-signature"></span>transform<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line240">line 240</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line241">line 241</a>
     </li></ul></dd>
     
 
@@ -2871,7 +2871,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Circle.html b/docs/Circle.html
index d406f1ad..6a4e5275 100644
--- a/docs/Circle.html
+++ b/docs/Circle.html
@@ -99,7 +99,7 @@ <h4 class="name" id="Circle"><span class="type-signature"></span>new Circle<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line17">line 17</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line18">line 18</a>
     </li></ul></dd>
     
 
@@ -279,7 +279,7 @@ <h4 class="name" id="box"><span class="type-signature"></span>box<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line73">line 73</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line74">line 74</a>
     </li></ul></dd>
     
 
@@ -343,7 +343,7 @@ <h4 class="name" id="center"><span class="type-signature"></span>center<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line65">line 65</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line66">line 66</a>
     </li></ul></dd>
     
 
@@ -407,7 +407,7 @@ <h4 class="name" id="pc"><span class="type-signature"></span>pc<span class="type
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line34">line 34</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line35">line 35</a>
     </li></ul></dd>
     
 
@@ -481,7 +481,7 @@ <h4 class="name" id="r"><span class="type-signature"></span>r<span class="type-s
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line39">line 39</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line40">line 40</a>
     </li></ul></dd>
     
 
@@ -565,7 +565,7 @@ <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line57">line 57</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line58">line 58</a>
     </li></ul></dd>
     
 
@@ -669,7 +669,7 @@ <h4 class="name" id="contains"><span class="type-signature"></span>contains<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line87">line 87</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line88">line 88</a>
     </li></ul></dd>
     
 
@@ -825,7 +825,7 @@ <h4 class="name" id="distanceTo"><span class="type-signature"></span>distanceTo<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line186">line 186</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line187">line 187</a>
     </li></ul></dd>
     
 
@@ -1005,7 +1005,7 @@ <h4 class="name" id="intersect"><span class="type-signature"></span>intersect<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line149">line 149</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line150">line 150</a>
     </li></ul></dd>
     
 
@@ -1161,7 +1161,7 @@ <h4 class="name" id="scale"><span class="type-signature"></span>scale<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line127">line 127</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line128">line 128</a>
     </li></ul></dd>
     
 
@@ -1343,7 +1343,7 @@ <h4 class="name" id="svg"><span class="type-signature"></span>svg<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line235">line 235</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line236">line 236</a>
     </li></ul></dd>
     
 
@@ -1499,7 +1499,7 @@ <h4 class="name" id="toArc"><span class="type-signature"></span>toArc<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line117">line 117</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line118">line 118</a>
     </li></ul></dd>
     
 
@@ -1663,7 +1663,7 @@ <h4 class="name" id="transform"><span class="type-signature"></span>transform<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line140">line 140</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line141">line 141</a>
     </li></ul></dd>
     
 
@@ -1788,7 +1788,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/CircularLinkedList.html b/docs/CircularLinkedList.html
index a6fc31dd..5bbaec98 100644
--- a/docs/CircularLinkedList.html
+++ b/docs/CircularLinkedList.html
@@ -664,7 +664,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/DE9IM.html b/docs/DE9IM.html
index 837123e3..82d756ce 100644
--- a/docs/DE9IM.html
+++ b/docs/DE9IM.html
@@ -1507,7 +1507,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Edge.html b/docs/Edge.html
index 8732cbe8..7dcf178c 100644
--- a/docs/Edge.html
+++ b/docs/Edge.html
@@ -1819,7 +1819,7 @@ <h5>Parameters:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Errors.html b/docs/Errors.html
index eb07b237..89cecfe6 100644
--- a/docs/Errors.html
+++ b/docs/Errors.html
@@ -426,7 +426,7 @@ <h4 class="name" id=".ZERO_DIVISION"><span class="type-signature">(static) </spa
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Face.html b/docs/Face.html
index 4985b15b..31a804cd 100644
--- a/docs/Face.html
+++ b/docs/Face.html
@@ -2343,7 +2343,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Inversion.html b/docs/Inversion.html
index 9f44c292..89f39193 100644
--- a/docs/Inversion.html
+++ b/docs/Inversion.html
@@ -232,7 +232,7 @@ <h3 class="subsection-title">Classes</h3>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Line.html b/docs/Line.html
index edf1ffa7..0bfc55e7 100644
--- a/docs/Line.html
+++ b/docs/Line.html
@@ -103,7 +103,7 @@ <h4 class="name" id="Line"><span class="type-signature"></span>new Line<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line17">line 17</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line18">line 18</a>
     </li></ul></dd>
     
 
@@ -286,7 +286,7 @@ <h4 class="name" id="box"><span class="type-signature"></span>box<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line122">line 122</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line123">line 123</a>
     </li></ul></dd>
     
 
@@ -350,7 +350,7 @@ <h4 class="name" id="end"><span class="type-signature"></span>end<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line110">line 110</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line111">line 111</a>
     </li></ul></dd>
     
 
@@ -414,7 +414,7 @@ <h4 class="name" id="length"><span class="type-signature"></span>length<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line116">line 116</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line117">line 117</a>
     </li></ul></dd>
     
 
@@ -478,7 +478,7 @@ <h4 class="name" id="middle"><span class="type-signature"></span>middle<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line135">line 135</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line136">line 136</a>
     </li></ul></dd>
     
 
@@ -544,7 +544,7 @@ <h4 class="name" id="norm"><span class="type-signature"></span>norm<span class="
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line36">line 36</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line37">line 37</a>
     </li></ul></dd>
     
 
@@ -618,7 +618,7 @@ <h4 class="name" id="pt"><span class="type-signature"></span>pt<span class="type
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line29">line 29</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line30">line 30</a>
     </li></ul></dd>
     
 
@@ -692,7 +692,7 @@ <h4 class="name" id="slope"><span class="type-signature"></span>slope<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line141">line 141</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line142">line 142</a>
     </li></ul></dd>
     
 
@@ -756,7 +756,7 @@ <h4 class="name" id="standard"><span class="type-signature"></span>standard<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line151">line 151</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line152">line 152</a>
     </li></ul></dd>
     
 
@@ -830,7 +830,7 @@ <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line96">line 96</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line97">line 97</a>
     </li></ul></dd>
     
 
@@ -934,7 +934,7 @@ <h4 class="name" id="contains"><span class="type-signature"></span>contains<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line182">line 182</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line183">line 183</a>
     </li></ul></dd>
     
 
@@ -1093,7 +1093,7 @@ <h4 class="name" id="coord"><span class="type-signature"></span>coord<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line199">line 199</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line200">line 200</a>
     </li></ul></dd>
     
 
@@ -1249,7 +1249,7 @@ <h4 class="name" id="distanceTo"><span class="type-signature"></span>distanceTo<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line248">line 248</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line249">line 249</a>
     </li></ul></dd>
     
 
@@ -1393,7 +1393,7 @@ <h4 class="name" id="incidentTo"><span class="type-signature"></span>incidentTo<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line173">line 173</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line174">line 174</a>
     </li></ul></dd>
     
 
@@ -1549,7 +1549,7 @@ <h4 class="name" id="intersect"><span class="type-signature"></span>intersect<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line208">line 208</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line209">line 209</a>
     </li></ul></dd>
     
 
@@ -1705,7 +1705,7 @@ <h4 class="name" id="parallelTo"><span class="type-signature"></span>parallelTo<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line164">line 164</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line165">line 165</a>
     </li></ul></dd>
     
 
@@ -1861,7 +1861,7 @@ <h4 class="name" id="rotate"><span class="type-signature"></span>rotate<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line300">line 300</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line301">line 301</a>
     </li></ul></dd>
     
 
@@ -2023,7 +2023,7 @@ <h4 class="name" id="sortPoints"><span class="type-signature"></span>sortPoints<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line325">line 325</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line326">line 326</a>
     </li></ul></dd>
     
 
@@ -2184,7 +2184,7 @@ <h4 class="name" id="split"><span class="type-signature"></span>split<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line283">line 283</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line284">line 284</a>
     </li></ul></dd>
     
 
@@ -2343,7 +2343,7 @@ <h4 class="name" id="svg"><span class="type-signature"></span>svg<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line346">line 346</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line347">line 347</a>
     </li></ul></dd>
     
 
@@ -2504,7 +2504,7 @@ <h4 class="name" id="transform"><span class="type-signature"></span>transform<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line312">line 312</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line313">line 313</a>
     </li></ul></dd>
     
 
@@ -2629,7 +2629,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/LinkedList.html b/docs/LinkedList.html
index 95422758..b9b38c55 100644
--- a/docs/LinkedList.html
+++ b/docs/LinkedList.html
@@ -358,7 +358,7 @@ <h5>Throws:</h5>
     <div class="param-desc">
     
         
-<span class="param-type"><code>Flatten.Errors.INFINITE_LOOP</code></span>
+<span class="param-type"><code><a href="Errors.html#.INFINITE_LOOP">Errors.INFINITE_LOOP</a></code></span>
 
 
     
@@ -1094,7 +1094,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Matrix.html b/docs/Matrix.html
index 1614b600..064f4bbe 100644
--- a/docs/Matrix.html
+++ b/docs/Matrix.html
@@ -109,7 +109,7 @@ <h4 class="name" id="Matrix"><span class="type-signature"></span>new Matrix<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line14">line 14</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line15">line 15</a>
     </li></ul></dd>
     
 
@@ -437,7 +437,7 @@ <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line38">line 38</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line39">line 39</a>
     </li></ul></dd>
     
 
@@ -541,7 +541,7 @@ <h4 class="name" id="equalTo"><span class="type-signature"></span>equalTo<span c
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line133">line 133</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line134">line 134</a>
     </li></ul></dd>
     
 
@@ -701,7 +701,7 @@ <h4 class="name" id="multiply"><span class="type-signature"></span>multiply<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line66">line 66</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line67">line 67</a>
     </li></ul></dd>
     
 
@@ -859,7 +859,7 @@ <h4 class="name" id="rotate"><span class="type-signature"></span>rotate<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line108">line 108</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line109">line 109</a>
     </li></ul></dd>
     
 
@@ -1086,7 +1086,7 @@ <h4 class="name" id="scale"><span class="type-signature"></span>scale<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line124">line 124</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line125">line 125</a>
     </li></ul></dd>
     
 
@@ -1275,7 +1275,7 @@ <h4 class="name" id="transform"><span class="type-signature"></span>transform<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line54">line 54</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line55">line 55</a>
     </li></ul></dd>
     
 
@@ -1436,7 +1436,7 @@ <h4 class="name" id="translate"><span class="type-signature"></span>translate<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line85">line 85</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line86">line 86</a>
     </li></ul></dd>
     
 
@@ -1613,7 +1613,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Multiline.html b/docs/Multiline.html
index 2b28eb7b..cb3f8484 100644
--- a/docs/Multiline.html
+++ b/docs/Multiline.html
@@ -1849,7 +1849,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/PlanarSet.html b/docs/PlanarSet.html
index c77cfb5f..f9420df9 100644
--- a/docs/PlanarSet.html
+++ b/docs/PlanarSet.html
@@ -1046,7 +1046,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Point.html b/docs/Point.html
index 3284c48c..ce9f310e 100644
--- a/docs/Point.html
+++ b/docs/Point.html
@@ -103,7 +103,7 @@ <h4 class="name" id="Point"><span class="type-signature"></span>new Point<span c
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line15">line 15</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line16">line 16</a>
     </li></ul></dd>
     
 
@@ -283,7 +283,7 @@ <h4 class="name" id="box"><span class="type-signature"></span>box<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line68">line 68</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line69">line 69</a>
     </li></ul></dd>
     
 
@@ -347,7 +347,7 @@ <h4 class="name" id="x"><span class="type-signature"></span>x<span class="type-s
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line27">line 27</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line28">line 28</a>
     </li></ul></dd>
     
 
@@ -421,7 +421,7 @@ <h4 class="name" id="y"><span class="type-signature"></span>y<span class="type-s
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line32">line 32</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line33">line 33</a>
     </li></ul></dd>
     
 
@@ -505,7 +505,7 @@ <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line76">line 76</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line77">line 77</a>
     </li></ul></dd>
     
 
@@ -609,7 +609,7 @@ <h4 class="name" id="distanceTo"><span class="type-signature"></span>distanceTo<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line153">line 153</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line154">line 154</a>
     </li></ul></dd>
     
 
@@ -789,7 +789,7 @@ <h4 class="name" id="equalTo"><span class="type-signature"></span>equalTo<span c
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line89">line 89</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line90">line 90</a>
     </li></ul></dd>
     
 
@@ -946,7 +946,7 @@ <h4 class="name" id="leftTo"><span class="type-signature"></span>leftTo<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line141">line 141</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line142">line 142</a>
     </li></ul></dd>
     
 
@@ -1104,7 +1104,7 @@ <h4 class="name" id="lessThan"><span class="type-signature"></span>lessThan<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line100">line 100</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line101">line 101</a>
     </li></ul></dd>
     
 
@@ -1260,7 +1260,7 @@ <h4 class="name" id="on"><span class="type-signature"></span>on<span class="sign
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line190">line 190</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line191">line 191</a>
     </li></ul></dd>
     
 
@@ -1416,7 +1416,7 @@ <h4 class="name" id="projectionOn"><span class="type-signature"></span>projectio
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line122">line 122</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line123">line 123</a>
     </li></ul></dd>
     
 
@@ -1580,7 +1580,7 @@ <h4 class="name" id="svg"><span class="type-signature"></span>svg<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line237">line 237</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line238">line 238</a>
     </li></ul></dd>
     
 
@@ -1736,7 +1736,7 @@ <h4 class="name" id="transform"><span class="type-signature"></span>transform<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line113">line 113</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line114">line 114</a>
     </li></ul></dd>
     
 
@@ -1861,7 +1861,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Polygon.html b/docs/Polygon.html
index 54212522..c229984f 100644
--- a/docs/Polygon.html
+++ b/docs/Polygon.html
@@ -4262,7 +4262,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Ray.html b/docs/Ray.html
index 0015979c..f91f3eef 100644
--- a/docs/Ray.html
+++ b/docs/Ray.html
@@ -108,7 +108,7 @@ <h4 class="name" id="Ray"><span class="type-signature"></span>new Ray<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line11">line 11</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line12">line 12</a>
     </li></ul></dd>
     
 
@@ -288,7 +288,7 @@ <h4 class="name" id="box"><span class="type-signature"></span>box<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line68">line 68</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line69">line 69</a>
     </li></ul></dd>
     
 
@@ -352,7 +352,7 @@ <h4 class="name" id="end"><span class="type-signature"></span>end<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line90">line 90</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line91">line 91</a>
     </li></ul></dd>
     
 
@@ -416,7 +416,7 @@ <h4 class="name" id="length"><span class="type-signature"></span>length<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line96">line 96</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line97">line 97</a>
     </li></ul></dd>
     
 
@@ -480,7 +480,7 @@ <h4 class="name" id="slope"><span class="type-signature"></span>slope<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line59">line 59</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line60">line 60</a>
     </li></ul></dd>
     
 
@@ -544,7 +544,7 @@ <h4 class="name" id="start"><span class="type-signature"></span>start<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line82">line 82</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line83">line 83</a>
     </li></ul></dd>
     
 
@@ -618,7 +618,7 @@ <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line51">line 51</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line52">line 52</a>
     </li></ul></dd>
     
 
@@ -722,7 +722,7 @@ <h4 class="name" id="contains"><span class="type-signature"></span>contains<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line103">line 103</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line104">line 104</a>
     </li></ul></dd>
     
 
@@ -878,7 +878,7 @@ <h4 class="name" id="intersect"><span class="type-signature"></span>intersect<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line137">line 137</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line138">line 138</a>
     </li></ul></dd>
     
 
@@ -1038,7 +1038,7 @@ <h4 class="name" id="rotate"><span class="type-signature"></span>rotate<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line176">line 176</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line177">line 177</a>
     </li></ul></dd>
     
 
@@ -1199,7 +1199,7 @@ <h4 class="name" id="split"><span class="type-signature"></span>split<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line118">line 118</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line119">line 119</a>
     </li></ul></dd>
     
 
@@ -1347,7 +1347,7 @@ <h4 class="name" id="svg"><span class="type-signature"></span>svg<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line204">line 204</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line205">line 205</a>
     </li></ul></dd>
     
 
@@ -1508,7 +1508,7 @@ <h4 class="name" id="transform"><span class="type-signature"></span>transform<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line188">line 188</a>
+        <a href="classes_ray.js.html">classes/ray.js</a>, <a href="classes_ray.js.html#line189">line 189</a>
     </li></ul></dd>
     
 
@@ -1633,7 +1633,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Segment.html b/docs/Segment.html
index 6c0d7a6b..d15d2479 100644
--- a/docs/Segment.html
+++ b/docs/Segment.html
@@ -99,7 +99,7 @@ <h4 class="name" id="Segment"><span class="type-signature"></span>new Segment<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line16">line 16</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line17">line 17</a>
     </li></ul></dd>
     
 
@@ -279,7 +279,7 @@ <h4 class="name" id="box"><span class="type-signature"></span>box<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line128">line 128</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line129">line 129</a>
     </li></ul></dd>
     
 
@@ -343,7 +343,7 @@ <h4 class="name" id="end"><span class="type-signature"></span>end<span class="ty
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line94">line 94</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line95">line 95</a>
     </li></ul></dd>
     
 
@@ -407,7 +407,7 @@ <h4 class="name" id="length"><span class="type-signature"></span>length<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line111">line 111</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line112">line 112</a>
     </li></ul></dd>
     
 
@@ -471,7 +471,7 @@ <h4 class="name" id="pe"><span class="type-signature"></span>pe<span class="type
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line33">line 33</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line34">line 34</a>
     </li></ul></dd>
     
 
@@ -545,7 +545,7 @@ <h4 class="name" id="ps"><span class="type-signature"></span>ps<span class="type
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line28">line 28</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line29">line 29</a>
     </li></ul></dd>
     
 
@@ -619,7 +619,7 @@ <h4 class="name" id="slope"><span class="type-signature"></span>slope<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line119">line 119</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line120">line 120</a>
     </li></ul></dd>
     
 
@@ -683,7 +683,7 @@ <h4 class="name" id="start"><span class="type-signature"></span>start<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line86">line 86</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line87">line 87</a>
     </li></ul></dd>
     
 
@@ -747,7 +747,7 @@ <h4 class="name" id="vertices"><span class="type-signature"></span>vertices<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line103">line 103</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line104">line 104</a>
     </li></ul></dd>
     
 
@@ -821,7 +821,7 @@ <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line78">line 78</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line79">line 79</a>
     </li></ul></dd>
     
 
@@ -925,7 +925,7 @@ <h4 class="name" id="contains"><span class="type-signature"></span>contains<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line151">line 151</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line152">line 152</a>
     </li></ul></dd>
     
 
@@ -1081,7 +1081,7 @@ <h4 class="name" id="distanceTo"><span class="type-signature"></span>distanceTo<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line200">line 200</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line201">line 201</a>
     </li></ul></dd>
     
 
@@ -1261,7 +1261,7 @@ <h4 class="name" id="equalTo"><span class="type-signature"></span>equalTo<span c
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line142">line 142</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line143">line 143</a>
     </li></ul></dd>
     
 
@@ -1417,7 +1417,7 @@ <h4 class="name" id="intersect"><span class="type-signature"></span>intersect<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line160">line 160</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line161">line 161</a>
     </li></ul></dd>
     
 
@@ -1573,7 +1573,7 @@ <h4 class="name" id="isZeroLength"><span class="type-signature"></span>isZeroLen
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line333">line 333</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line334">line 334</a>
     </li></ul></dd>
     
 
@@ -1677,7 +1677,7 @@ <h4 class="name" id="middle"><span class="type-signature"></span>middle<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line288">line 288</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line289">line 289</a>
     </li></ul></dd>
     
 
@@ -1781,7 +1781,7 @@ <h4 class="name" id="pointAtLength"><span class="type-signature"></span>pointAtL
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line297">line 297</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line298">line 298</a>
     </li></ul></dd>
     
 
@@ -1937,7 +1937,7 @@ <h4 class="name" id="reverse"><span class="type-signature"></span>reverse<span c
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line260">line 260</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line261">line 261</a>
     </li></ul></dd>
     
 
@@ -2041,7 +2041,7 @@ <h4 class="name" id="sortPoints"><span class="type-signature"></span>sortPoints<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line342">line 342</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line343">line 343</a>
     </li></ul></dd>
     
 
@@ -2203,7 +2203,7 @@ <h4 class="name" id="split"><span class="type-signature"></span>split<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line271">line 271</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line272">line 272</a>
     </li></ul></dd>
     
 
@@ -2359,7 +2359,7 @@ <h4 class="name" id="svg"><span class="type-signature"></span>svg<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line358">line 358</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line359">line 359</a>
     </li></ul></dd>
     
 
@@ -2517,7 +2517,7 @@ <h4 class="name" id="tangentInEnd"><span class="type-signature"></span>tangentIn
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line251">line 251</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line252">line 252</a>
     </li></ul></dd>
     
 
@@ -2621,7 +2621,7 @@ <h4 class="name" id="tangentInStart"><span class="type-signature"></span>tangent
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line242">line 242</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line243">line 243</a>
     </li></ul></dd>
     
 
@@ -2725,7 +2725,7 @@ <h4 class="name" id="transform"><span class="type-signature"></span>transform<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line325">line 325</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line326">line 326</a>
     </li></ul></dd>
     
 
@@ -2854,7 +2854,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Shape.html b/docs/Shape.html
index 6e35ce9d..c2a5df92 100644
--- a/docs/Shape.html
+++ b/docs/Shape.html
@@ -100,7 +100,7 @@ <h4 class="name" id="Shape"><span class="type-signature"></span>new Shape<span c
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_shape.js.html">classes/shape.js</a>, <a href="classes_shape.js.html#line8">line 8</a>
+        <a href="classes_shape.js.html">classes/shape.js</a>, <a href="classes_shape.js.html#line9">line 9</a>
     </li></ul></dd>
     
 
@@ -662,7 +662,7 @@ <h5>Returns:</h5>
 
     
 
-    <h4 class="name" id="translate"><span class="type-signature"></span>translate<span class="signature">(vector, tx, ty)</span><span class="type-signature"> &rarr; {<a href="Shape.html">Shape</a>}</span></h4>
+    <h4 class="name" id="translate"><span class="type-signature"></span>translate<span class="signature">(&hellip;args)</span><span class="type-signature"> &rarr; {<a href="Shape.html">Shape</a>}</span></h4>
 
     
 
@@ -738,6 +738,8 @@ <h5>Parameters:</h5>
         <th>Type</th>
 
         
+        <th>Attributes</th>
+        
 
         
 
@@ -750,76 +752,29 @@ <h5>Parameters:</h5>
 
         <tr>
             
-                <td class="name"><code>vector</code></td>
+                <td class="name"><code>args</code></td>
             
 
             <td class="type">
             
-                
-<span class="param-type"><code><a href="Vector.html">Vector</a></code></span>
-
-
-            
             </td>
 
             
-
-            
-
-            <td class="description last">
-                Translation vector or
+                <td class="attributes">
                 
-            </td>
-        </tr>
 
-    
-
-        <tr>
-            
-                <td class="name"><code>tx</code></td>
-            
-
-            <td class="type">
-            
                 
-<span class="param-type"><code>number</code></span>
-
-
-            
-            </td>
-
-            
 
-            
-
-            <td class="description last">
-                Translation by x-axis
                 
-            </td>
-        </tr>
-
-    
-
-        <tr>
-            
-                <td class="name"><code>ty</code></td>
-            
-
-            <td class="type">
-            
+                    &lt;repeatable><br>
                 
-<span class="param-type"><code>number</code></span>
-
-
-            
-            </td>
-
+                </td>
             
 
             
 
             <td class="description last">
-                Translation by y-axis
+                
                 
             </td>
         </tr>
@@ -883,7 +838,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/Vector.html b/docs/Vector.html
index 10140051..3da311d1 100644
--- a/docs/Vector.html
+++ b/docs/Vector.html
@@ -104,7 +104,7 @@ <h4 class="name" id="Vector"><span class="type-signature"></span>new Vector<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line15">line 15</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line16">line 16</a>
     </li></ul></dd>
     
 
@@ -284,7 +284,7 @@ <h4 class="name" id="length"><span class="type-signature"></span>length<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line99">line 99</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line100">line 100</a>
     </li></ul></dd>
     
 
@@ -348,7 +348,7 @@ <h4 class="name" id="slope"><span class="type-signature"></span>slope<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line89">line 89</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line90">line 90</a>
     </li></ul></dd>
     
 
@@ -412,7 +412,7 @@ <h4 class="name" id="x"><span class="type-signature"></span>x<span class="type-s
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line28">line 28</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line29">line 29</a>
     </li></ul></dd>
     
 
@@ -486,7 +486,7 @@ <h4 class="name" id="y"><span class="type-signature"></span>y<span class="type-s
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line33">line 33</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line34">line 34</a>
     </li></ul></dd>
     
 
@@ -570,7 +570,7 @@ <h4 class="name" id="add"><span class="type-signature"></span>add<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line207">line 207</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line208">line 208</a>
     </li></ul></dd>
     
 
@@ -728,7 +728,7 @@ <h4 class="name" id="angleTo"><span class="type-signature"></span>angleTo<span c
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line227">line 227</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line228">line 228</a>
     </li></ul></dd>
     
 
@@ -884,7 +884,7 @@ <h4 class="name" id="clone"><span class="type-signature"></span>clone<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line81">line 81</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line82">line 82</a>
     </li></ul></dd>
     
 
@@ -989,7 +989,7 @@ <h4 class="name" id="cross"><span class="type-signature"></span>cross<span class
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line138">line 138</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line139">line 139</a>
     </li></ul></dd>
     
 
@@ -1146,7 +1146,7 @@ <h4 class="name" id="dot"><span class="type-signature"></span>dot<span class="si
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line128">line 128</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line129">line 129</a>
     </li></ul></dd>
     
 
@@ -1303,7 +1303,7 @@ <h4 class="name" id="equalTo"><span class="type-signature"></span>equalTo<span c
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line109">line 109</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line110">line 110</a>
     </li></ul></dd>
     
 
@@ -1459,7 +1459,7 @@ <h4 class="name" id="invert"><span class="type-signature"></span>invert<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line198">line 198</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line199">line 199</a>
     </li></ul></dd>
     
 
@@ -1563,7 +1563,7 @@ <h4 class="name" id="multiply"><span class="type-signature"></span>multiply<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line118">line 118</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line119">line 119</a>
     </li></ul></dd>
     
 
@@ -1720,7 +1720,7 @@ <h4 class="name" id="normalize"><span class="type-signature"></span>normalize<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line147">line 147</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line148">line 148</a>
     </li></ul></dd>
     
 
@@ -1824,7 +1824,7 @@ <h4 class="name" id="projectionOn"><span class="type-signature"></span>projectio
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line240">line 240</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line241">line 241</a>
     </li></ul></dd>
     
 
@@ -1983,7 +1983,7 @@ <h4 class="name" id="rotate"><span class="type-signature"></span>rotate<span cla
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line162">line 162</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line163">line 163</a>
     </li></ul></dd>
     
 
@@ -2139,7 +2139,7 @@ <h4 class="name" id="rotate90CCW"><span class="type-signature"></span>rotate90CC
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line182">line 182</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line183">line 183</a>
     </li></ul></dd>
     
 
@@ -2243,7 +2243,7 @@ <h4 class="name" id="rotate90CW"><span class="type-signature"></span>rotate90CW<
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line190">line 190</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line191">line 191</a>
     </li></ul></dd>
     
 
@@ -2347,7 +2347,7 @@ <h4 class="name" id="subtract"><span class="type-signature"></span>subtract<span
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line216">line 216</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line217">line 217</a>
     </li></ul></dd>
     
 
@@ -2503,7 +2503,7 @@ <h4 class="name" id="transform"><span class="type-signature"></span>transform<sp
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line174">line 174</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line175">line 175</a>
     </li></ul></dd>
     
 
@@ -2628,7 +2628,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/algorithms_boolean_op.js.html b/docs/algorithms_boolean_op.js.html
index a8836685..756772c9 100644
--- a/docs/algorithms_boolean_op.js.html
+++ b/docs/algorithms_boolean_op.js.html
@@ -47,7 +47,7 @@ <h1 class="page-title">algorithms/boolean_op.js</h1>
  */
 "use strict";
 import Flatten from '../flatten';
-import Errors from "../utils/errors";
+import {Errors} from "../utils/errors";
 import * as Constants from '../utils/constants';
 import LinkedList from "../data_structures/linked_list";
 import {addToIntPoints, sortIntersections,
@@ -680,12 +680,17 @@ <h1 class="page-title">algorithms/boolean_op.js</h1>
         let first = int_point.edge_after;      // face start
         let last = int_point.edge_before;      // face end;
 
-        LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+        try {
+            LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+        }
+        catch (error) {
+            throw Errors.CANNOT_COMPLETE_BOOLEAN_OPERATION
+        }
 
         let face = polygon.addFace(first, last);
 
         // Mark intersection points from the newly create face
-        // to avoid multiple creation of the same face
+        // to avoid multiple creation of the same face.
         // Face was assigned to each edge of new face in addFace function
         for (let int_point_tmp of int_points) {
             if (int_point_tmp.edge_before &amp;&amp; int_point_tmp.edge_after &amp;&amp;
@@ -736,7 +741,7 @@ <h1 class="page-title">algorithms/boolean_op.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/algorithms_distance.js.html b/docs/algorithms_distance.js.html
index 7477f76c..5890c783 100644
--- a/docs/algorithms_distance.js.html
+++ b/docs/algorithms_distance.js.html
@@ -651,7 +651,7 @@ <h1 class="page-title">algorithms/distance.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/algorithms_ray_shooting.js.html b/docs/algorithms_ray_shooting.js.html
index 1cec5da5..3d27ed83 100644
--- a/docs/algorithms_ray_shooting.js.html
+++ b/docs/algorithms_ray_shooting.js.html
@@ -194,7 +194,7 @@ <h1 class="page-title">algorithms/ray_shooting.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/algorithms_relation.js.html b/docs/algorithms_relation.js.html
index 9ea9cda6..6dad2e07 100644
--- a/docs/algorithms_relation.js.html
+++ b/docs/algorithms_relation.js.html
@@ -387,7 +387,7 @@ <h1 class="page-title">algorithms/relation.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_arc.js.html b/docs/classes_arc.js.html
index 259a82b9..1dbfbbc1 100644
--- a/docs/classes_arc.js.html
+++ b/docs/classes_arc.js.html
@@ -549,7 +549,7 @@ <h1 class="page-title">classes/arc.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_box.js.html b/docs/classes_box.js.html
index c983aa42..b0bbaf21 100644
--- a/docs/classes_box.js.html
+++ b/docs/classes_box.js.html
@@ -47,6 +47,7 @@ <h1 class="page-title">classes/box.js</h1>
 import Flatten from '../flatten';
 import {convertToString} from "../utils/attributes";
 import {Shape} from "./shape";
+import {Errors} from "../utils/errors";
 
 /**
  * Class Box represents bounding box of the shape.
@@ -269,7 +270,7 @@ <h1 class="page-title">classes/box.js</h1>
      * @param {Point} [center=(0,0)] center
      */
     rotate(angle, center = new Flatten.Point()) {
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
     }
 
     /**
@@ -321,7 +322,7 @@ <h1 class="page-title">classes/box.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_circle.js.html b/docs/classes_circle.js.html
index 49bc9e82..4193ade8 100644
--- a/docs/classes_circle.js.html
+++ b/docs/classes_circle.js.html
@@ -50,6 +50,7 @@ <h1 class="page-title">classes/circle.js</h1>
 import {convertToString} from "../utils/attributes";
 import {Shape} from "./shape";
 import {Matrix} from "./matrix";
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing a circle
@@ -88,7 +89,7 @@ <h1 class="page-title">classes/circle.js</h1>
             if (pc &amp;&amp; pc instanceof Flatten.Point) this.pc = pc.clone();
             if (r !== undefined) this.r = r;
         }
-        // throw Flatten.Errors.ILLEGAL_PARAMETERS;    unreachable code
+        // throw Errors.ILLEGAL_PARAMETERS;    unreachable code
     }
 
     /**
@@ -167,9 +168,9 @@ <h1 class="page-title">classes/circle.js</h1>
      */
     scale(sx, sy) {
         if (sx !== sy)
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
         if (!(this.pc.x === 0.0 &amp;&amp; this.pc.y === 0.0))
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
         return new Flatten.Circle(this.pc, this.r*sx)
     }
 
@@ -300,7 +301,7 @@ <h1 class="page-title">classes/circle.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_edge.js.html b/docs/classes_edge.js.html
index b702d644..aeb4a183 100644
--- a/docs/classes_edge.js.html
+++ b/docs/classes_edge.js.html
@@ -286,7 +286,7 @@ <h1 class="page-title">classes/edge.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_face.js.html b/docs/classes_face.js.html
index a9735362..1d7a0229 100644
--- a/docs/classes_face.js.html
+++ b/docs/classes_face.js.html
@@ -548,7 +548,7 @@ <h1 class="page-title">classes/face.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_inversion.js.html b/docs/classes_inversion.js.html
index 4039d86a..dff246c2 100644
--- a/docs/classes_inversion.js.html
+++ b/docs/classes_inversion.js.html
@@ -141,7 +141,7 @@ <h1 class="page-title">classes/inversion.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_line.js.html b/docs/classes_line.js.html
index b504ce57..f69a96de 100644
--- a/docs/classes_line.js.html
+++ b/docs/classes_line.js.html
@@ -48,6 +48,7 @@ <h1 class="page-title">classes/line.js</h1>
 import * as Intersection from '../algorithms/intersection';
 import {Shape} from "./shape";
 import {Matrix} from "./matrix";
+import {Errors} from "../utils/errors";
 
 let {vector} = Flatten;
 
@@ -102,7 +103,7 @@ <h1 class="page-title">classes/line.js</h1>
 
             if (a1 instanceof Flatten.Point &amp;&amp; a2 instanceof Flatten.Vector) {
                 if (Flatten.Utils.EQ_0(a2.x) &amp;&amp; Flatten.Utils.EQ_0(a2.y)) {
-                    throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                    throw Errors.ILLEGAL_PARAMETERS;
                 }
                 this.pt = a1.clone();
                 this.norm = a2.clone();
@@ -115,7 +116,7 @@ <h1 class="page-title">classes/line.js</h1>
 
             if (a1 instanceof Flatten.Vector &amp;&amp; a2 instanceof Flatten.Point) {
                 if (Flatten.Utils.EQ_0(a1.x) &amp;&amp; Flatten.Utils.EQ_0(a1.y)) {
-                    throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                    throw Errors.ILLEGAL_PARAMETERS;
                 }
                 this.pt = a2.clone();
                 this.norm = a1.clone();
@@ -127,7 +128,7 @@ <h1 class="page-title">classes/line.js</h1>
             }
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -397,7 +398,7 @@ <h1 class="page-title">classes/line.js</h1>
 
     static points2norm(pt1, pt2) {
         if (pt1.equalTo(pt2)) {
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
         let vec = new Flatten.Vector(pt1, pt2);
         let unit = vec.normalize();
@@ -424,7 +425,7 @@ <h1 class="page-title">classes/line.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_matrix.js.html b/docs/classes_matrix.js.html
index 99c81cb1..ccfc90d4 100644
--- a/docs/classes_matrix.js.html
+++ b/docs/classes_matrix.js.html
@@ -42,6 +42,7 @@ <h1 class="page-title">classes/matrix.js</h1>
             <pre class="prettyprint source linenums"><code>"use strict";
 
 import Flatten from '../flatten';
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing an affine transformation 3x3 matrix:
@@ -132,7 +133,7 @@ <h1 class="page-title">classes/matrix.js</h1>
             tx = args[0];
             ty = args[1];
         } else {
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
         return this.multiply(new Matrix(1, 0, 0, 1, tx, ty))
     };
@@ -201,7 +202,7 @@ <h1 class="page-title">classes/matrix.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_multiline.js.html b/docs/classes_multiline.js.html
index 283a00c4..45aa83a3 100644
--- a/docs/classes_multiline.js.html
+++ b/docs/classes_multiline.js.html
@@ -258,7 +258,7 @@ <h1 class="page-title">classes/multiline.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_point.js.html b/docs/classes_point.js.html
index ffe5ab4a..022ee8ab 100644
--- a/docs/classes_point.js.html
+++ b/docs/classes_point.js.html
@@ -47,6 +47,7 @@ <h1 class="page-title">classes/point.js</h1>
 import {convertToString} from "../utils/attributes";
 import {Matrix} from "./matrix";
 import {Shape} from "./shape";
+import {Errors} from "../utils/errors";
 
 /**
  *
@@ -99,7 +100,7 @@ <h1 class="page-title">classes/point.js</h1>
                 return;
             }
         }
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -303,7 +304,7 @@ <h1 class="page-title">classes/point.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_polygon.js.html b/docs/classes_polygon.js.html
index efa43825..0ec043a7 100644
--- a/docs/classes_polygon.js.html
+++ b/docs/classes_polygon.js.html
@@ -762,7 +762,7 @@ <h1 class="page-title">classes/polygon.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_ray.js.html b/docs/classes_ray.js.html
index 04b6d5e1..f742a26e 100644
--- a/docs/classes_ray.js.html
+++ b/docs/classes_ray.js.html
@@ -44,6 +44,7 @@ <h1 class="page-title">classes/ray.js</h1>
 import Flatten from '../flatten';
 import * as Intersection from "../algorithms/intersection";
 import {Shape} from "./shape";
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing a ray (a half-infinite line).
@@ -82,7 +83,7 @@ <h1 class="page-title">classes/ray.js</h1>
             return;
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -270,7 +271,7 @@ <h1 class="page-title">classes/ray.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_segment.js.html b/docs/classes_segment.js.html
index 0178cec2..bf01217e 100644
--- a/docs/classes_segment.js.html
+++ b/docs/classes_segment.js.html
@@ -49,6 +49,7 @@ <h1 class="page-title">classes/segment.js</h1>
 import * as Intersection from '../algorithms/intersection';
 import {convertToString} from "../utils/attributes";
 import {Shape} from "./shape";
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing a segment
@@ -109,7 +110,7 @@ <h1 class="page-title">classes/segment.js</h1>
             return;
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -419,7 +420,7 @@ <h1 class="page-title">classes/segment.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_shape.js.html b/docs/classes_shape.js.html
index f8c1abc0..888a15e7 100644
--- a/docs/classes_shape.js.html
+++ b/docs/classes_shape.js.html
@@ -41,6 +41,7 @@ <h1 class="page-title">classes/shape.js</h1>
         <article>
             <pre class="prettyprint source linenums"><code>import Flatten from '../flatten';
 import {Matrix} from "./matrix";
+import {Errors} from "../utils/errors";
 
 /**
  * Base class representing shape
@@ -48,23 +49,22 @@ <h1 class="page-title">classes/shape.js</h1>
  */
 export class Shape {
     get name() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     get box() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     clone() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     /**
      * Returns new shape translated by given vector.
      * Translation vector may be also defined by a pair of numbers.
-     * @param {Vector} vector - Translation vector or
-     * @param {number} tx - Translation by x-axis
-     * @param {number} ty - Translation by y-axis
+     * @param {Vector | (number, number) } args - Translation vector
+     * or tuple of numbers
      * @returns {Shape}
      */
     translate(...args) {
@@ -95,7 +95,7 @@ <h1 class="page-title">classes/shape.js</h1>
     }
 
     transform(...args) {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     /**
@@ -108,7 +108,7 @@ <h1 class="page-title">classes/shape.js</h1>
     }
 
     svg(attrs = {}) {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 }</code></pre>
         </article>
@@ -122,7 +122,7 @@ <h1 class="page-title">classes/shape.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/classes_vector.js.html b/docs/classes_vector.js.html
index 8d3b2aa8..4b6b095c 100644
--- a/docs/classes_vector.js.html
+++ b/docs/classes_vector.js.html
@@ -48,6 +48,7 @@ <h1 class="page-title">classes/vector.js</h1>
 import Flatten from '../flatten';
 import {Shape} from "./shape";
 import {Matrix} from "./matrix";
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing a vector
@@ -112,7 +113,7 @@ <h1 class="page-title">classes/vector.js</h1>
 
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -189,7 +190,7 @@ <h1 class="page-title">classes/vector.js</h1>
         if (!Flatten.Utils.EQ_0(this.length)) {
             return (new Flatten.Vector(this.x / this.length, this.y / this.length));
         }
-        throw Flatten.Errors.ZERO_DIVISION;
+        throw Errors.ZERO_DIVISION;
     }
 
     /**
@@ -204,7 +205,7 @@ <h1 class="page-title">classes/vector.js</h1>
         if (center.x === 0 &amp;&amp; center.y === 0) {
             return this.transform(new Matrix().rotate(angle));
         }
-        throw(Flatten.Errors.OPERATION_IS_NOT_SUPPORTED);
+        throw(Errors.OPERATION_IS_NOT_SUPPORTED);
     }
 
     /**
@@ -310,7 +311,7 @@ <h1 class="page-title">classes/vector.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/data_structures_circular_linked_list.js.html b/docs/data_structures_circular_linked_list.js.html
index 35283901..d042c424 100644
--- a/docs/data_structures_circular_linked_list.js.html
+++ b/docs/data_structures_circular_linked_list.js.html
@@ -117,7 +117,7 @@ <h1 class="page-title">data_structures/circular_linked_list.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/data_structures_de9im.js.html b/docs/data_structures_de9im.js.html
index 6469fd35..2f6dc554 100644
--- a/docs/data_structures_de9im.js.html
+++ b/docs/data_structures_de9im.js.html
@@ -262,7 +262,7 @@ <h1 class="page-title">data_structures/de9im.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/data_structures_linked_list.js.html b/docs/data_structures_linked_list.js.html
index d591577e..c53c1a82 100644
--- a/docs/data_structures_linked_list.js.html
+++ b/docs/data_structures_linked_list.js.html
@@ -39,7 +39,7 @@ <h1 class="page-title">data_structures/linked_list.js</h1>
     
     <section>
         <article>
-            <pre class="prettyprint source linenums"><code>import Flatten from "../flatten";
+            <pre class="prettyprint source linenums"><code>import {Errors} from "../utils/errors";
 
 /**
  * Class implements bidirectional non-circular linked list. &lt;br/>
@@ -187,14 +187,14 @@ <h1 class="page-title">data_structures/linked_list.js</h1>
     /**
      * Throw an error if circular loop detected in the linked list
      * @param {LinkedListElement} first element to start iteration
-     * @throws {Flatten.Errors.INFINITE_LOOP}
+     * @throws {Errors.INFINITE_LOOP}
      */
     static testInfiniteLoop(first) {
         let edge = first;
         let controlEdge = first;
         do {
             if (edge != first &amp;&amp; edge === controlEdge) {
-                throw Flatten.Errors.INFINITE_LOOP;  // new Error("Infinite loop")
+                throw Errors.INFINITE_LOOP;  // new Error("Infinite loop")
             }
             edge = edge.next;
             controlEdge = controlEdge.next.next;
@@ -215,7 +215,7 @@ <h1 class="page-title">data_structures/linked_list.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/data_structures_planar_set.js.html b/docs/data_structures_planar_set.js.html
index 5f5b7e99..5b306c8c 100644
--- a/docs/data_structures_planar_set.js.html
+++ b/docs/data_structures_planar_set.js.html
@@ -149,7 +149,7 @@ <h1 class="page-title">data_structures/planar_set.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/global.html b/docs/global.html
index 2adc42d1..f60afe3b 100644
--- a/docs/global.html
+++ b/docs/global.html
@@ -218,7 +218,7 @@ <h4 class="name" id="box"><span class="type-signature">(constant) </span>box<spa
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line269">line 269</a>
+        <a href="classes_box.js.html">classes/box.js</a>, <a href="classes_box.js.html#line270">line 270</a>
     </li></ul></dd>
     
 
@@ -356,7 +356,7 @@ <h4 class="name" id="circle"><span class="type-signature">(constant) </span>circ
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line247">line 247</a>
+        <a href="classes_circle.js.html">classes/circle.js</a>, <a href="classes_circle.js.html#line248">line 248</a>
     </li></ul></dd>
     
 
@@ -633,7 +633,7 @@ <h4 class="name" id="line"><span class="type-signature">(constant) </span>line<s
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line372">line 372</a>
+        <a href="classes_line.js.html">classes/line.js</a>, <a href="classes_line.js.html#line373">line 373</a>
     </li></ul></dd>
     
 
@@ -697,7 +697,7 @@ <h4 class="name" id="matrix"><span class="type-signature">(constant) </span>matr
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line149">line 149</a>
+        <a href="classes_matrix.js.html">classes/matrix.js</a>, <a href="classes_matrix.js.html#line150">line 150</a>
     </li></ul></dd>
     
 
@@ -900,7 +900,7 @@ <h4 class="name" id="point"><span class="type-signature">(constant) </span>point
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line249">line 249</a>
+        <a href="classes_point.js.html">classes/point.js</a>, <a href="classes_point.js.html#line250">line 250</a>
     </li></ul></dd>
     
 
@@ -1028,7 +1028,7 @@ <h4 class="name" id="segment"><span class="type-signature">(constant) </span>seg
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line367">line 367</a>
+        <a href="classes_segment.js.html">classes/segment.js</a>, <a href="classes_segment.js.html#line368">line 368</a>
     </li></ul></dd>
     
 
@@ -1092,7 +1092,7 @@ <h4 class="name" id="vector"><span class="type-signature">(constant) </span>vect
     
     <dt class="tag-source">Source:</dt>
     <dd class="tag-source"><ul class="dummy"><li>
-        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line257">line 257</a>
+        <a href="classes_vector.js.html">classes/vector.js</a>, <a href="classes_vector.js.html#line258">line 258</a>
     </li></ul></dd>
     
 
@@ -2466,7 +2466,7 @@ <h5>Parameters:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/index.html b/docs/index.html
index 1295a393..02461a1c 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -341,7 +341,7 @@ <h2>Support</h2>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/module-BooleanOperations.html b/docs/module-BooleanOperations.html
index 9a8a8bdf..9b481a0b 100644
--- a/docs/module-BooleanOperations.html
+++ b/docs/module-BooleanOperations.html
@@ -1185,7 +1185,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/module-RayShoot.html b/docs/module-RayShoot.html
index 63f22f3c..0a952595 100644
--- a/docs/module-RayShoot.html
+++ b/docs/module-RayShoot.html
@@ -275,7 +275,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/module-Relation.html b/docs/module-Relation.html
index b25526c1..ec831838 100644
--- a/docs/module-Relation.html
+++ b/docs/module-Relation.html
@@ -1641,7 +1641,7 @@ <h5>Returns:</h5>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/utils_constants.js.html b/docs/utils_constants.js.html
index 55e4361a..c7d24721 100644
--- a/docs/utils_constants.js.html
+++ b/docs/utils_constants.js.html
@@ -85,7 +85,7 @@ <h1 class="page-title">utils/constants.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/utils_errors.js.html b/docs/utils_errors.js.html
index a4a6c495..426af76c 100644
--- a/docs/utils_errors.js.html
+++ b/docs/utils_errors.js.html
@@ -46,7 +46,7 @@ <h1 class="page-title">utils/errors.js</h1>
 /**
  * Class of system errors
  */
-class Errors {
+export class Errors {
     /**
      * Throw error ILLEGAL_PARAMETERS when cannot instantiate from given parameter
      * @returns {ReferenceError}
@@ -80,6 +80,10 @@ <h1 class="page-title">utils/errors.js</h1>
         return new Error('Infinite loop');
     }
 
+    static get CANNOT_COMPLETE_BOOLEAN_OPERATION() {
+        return new Error('Cannot complete boolean operation')
+    }
+
     static get CANNOT_INVOKE_ABSTRACT_METHOD() {
         return new Error('Abstract method cannot be invoked');
     }
@@ -89,7 +93,6 @@ <h1 class="page-title">utils/errors.js</h1>
     }
 }
 
-export default Errors;
 </code></pre>
         </article>
     </section>
@@ -102,7 +105,7 @@ <h1 class="page-title">utils/errors.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/docs/utils_utils.js.html b/docs/utils_utils.js.html
index c69df241..fd88da30 100644
--- a/docs/utils_utils.js.html
+++ b/docs/utils_utils.js.html
@@ -135,7 +135,7 @@ <h1 class="page-title">utils/utils.js</h1>
 <br class="clear">
 
 <footer>
-    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sun Sep 03 2023 14:17:22 GMT+0300 (Israel Daylight Time) using the Minami theme.
+    Generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.6.11</a> on Sat Dec 02 2023 22:25:22 GMT+0200 (Israel Standard Time) using the Minami theme.
 </footer>
 
 <script>prettyPrint();</script>
diff --git a/index.d.ts b/index.d.ts
index 2a97a4e7..897f2034 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -593,6 +593,16 @@ declare namespace Flatten {
         inverse(Circle: Circle) : Line | Circle;
     }
 
+    class Errors {
+        readonly ILLEGAL_PARAMETERS: ReferenceError;
+        readonly ZERO_DIVISION: Error;
+        readonly UNRESOLVED_BOUNDARY_CONFLICT: Error;
+        readonly INFINITE_LOOP: Error;
+        readonly CANNOT_COMPLETE_BOOLEAN_OPERATION: Error;
+        readonly CANNOT_INVOKE_ABSTRACT_METHOD: Error;
+        readonly OPERATION_IS_NOT_SUPPORTED: Error;
+    }
+
     type AnyShape = Point | Vector | Line | Ray | Circle | Box | Segment | Arc | Polygon;
 
     function point(x?: number, y?: number): Point;
diff --git a/index.js b/index.js
index 1f22824b..4d7082cf 100644
--- a/index.js
+++ b/index.js
@@ -4,12 +4,12 @@
 
 import Flatten from './src/flatten';
 import * as Utils from "./src/utils/utils";
-import * as Errors from "./src/utils/errors";
 import * as BooleanOperations from './src/algorithms/boolean_op';
 import * as Relations from './src/algorithms/relation';
 import * as SmartIntersections from './src/data_structures/smart_intersections';
 
-export {Utils, Errors};
+export {Utils}
+export {Errors} from './src/utils/errors';
 export {Matrix, matrix} from './src/classes/matrix';
 export {PlanarSet} from './src/data_structures/planar_set';
 export {Point, point} from './src/classes/point';
diff --git a/package.json b/package.json
index 1a847bd8..fd8101af 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@flatten-js/core",
-  "version": "1.4.5",
+  "version": "1.4.6",
   "description": "Javascript library for 2d geometry",
   "main": "dist/main.cjs",
   "umd:main": "dist/main.umd.js",
diff --git a/src/algorithms/boolean_op.js b/src/algorithms/boolean_op.js
index 54c17124..4b1aed11 100644
--- a/src/algorithms/boolean_op.js
+++ b/src/algorithms/boolean_op.js
@@ -6,7 +6,7 @@
  */
 "use strict";
 import Flatten from '../flatten';
-import Errors from "../utils/errors";
+import {Errors} from "../utils/errors";
 import * as Constants from '../utils/constants';
 import LinkedList from "../data_structures/linked_list";
 import {addToIntPoints, sortIntersections,
@@ -639,12 +639,17 @@ export function restoreFaces(polygon, int_points, other_int_points)
         let first = int_point.edge_after;      // face start
         let last = int_point.edge_before;      // face end;
 
-        LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+        try {
+            LinkedList.testInfiniteLoop(first);    // check and throw error if infinite loop found
+        }
+        catch (error) {
+            throw Errors.CANNOT_COMPLETE_BOOLEAN_OPERATION
+        }
 
         let face = polygon.addFace(first, last);
 
         // Mark intersection points from the newly create face
-        // to avoid multiple creation of the same face
+        // to avoid multiple creation of the same face.
         // Face was assigned to each edge of new face in addFace function
         for (let int_point_tmp of int_points) {
             if (int_point_tmp.edge_before && int_point_tmp.edge_after &&
diff --git a/src/classes/box.js b/src/classes/box.js
index f1f75353..4bade3ee 100644
--- a/src/classes/box.js
+++ b/src/classes/box.js
@@ -6,6 +6,7 @@
 import Flatten from '../flatten';
 import {convertToString} from "../utils/attributes";
 import {Shape} from "./shape";
+import {Errors} from "../utils/errors";
 
 /**
  * Class Box represents bounding box of the shape.
@@ -228,7 +229,7 @@ export class Box extends Shape {
      * @param {Point} [center=(0,0)] center
      */
     rotate(angle, center = new Flatten.Point()) {
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
     }
 
     /**
diff --git a/src/classes/circle.js b/src/classes/circle.js
index 2ff5856b..c4b4c744 100644
--- a/src/classes/circle.js
+++ b/src/classes/circle.js
@@ -9,6 +9,7 @@ import * as Intersection from '../algorithms/intersection';
 import {convertToString} from "../utils/attributes";
 import {Shape} from "./shape";
 import {Matrix} from "./matrix";
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing a circle
@@ -47,7 +48,7 @@ export class Circle extends Shape {
             if (pc && pc instanceof Flatten.Point) this.pc = pc.clone();
             if (r !== undefined) this.r = r;
         }
-        // throw Flatten.Errors.ILLEGAL_PARAMETERS;    unreachable code
+        // throw Errors.ILLEGAL_PARAMETERS;    unreachable code
     }
 
     /**
@@ -126,9 +127,9 @@ export class Circle extends Shape {
      */
     scale(sx, sy) {
         if (sx !== sy)
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
         if (!(this.pc.x === 0.0 && this.pc.y === 0.0))
-            throw Flatten.Errors.OPERATION_IS_NOT_SUPPORTED
+            throw Errors.OPERATION_IS_NOT_SUPPORTED
         return new Flatten.Circle(this.pc, this.r*sx)
     }
 
diff --git a/src/classes/line.js b/src/classes/line.js
index 43641271..17a1d067 100644
--- a/src/classes/line.js
+++ b/src/classes/line.js
@@ -7,6 +7,7 @@ import Flatten from '../flatten';
 import * as Intersection from '../algorithms/intersection';
 import {Shape} from "./shape";
 import {Matrix} from "./matrix";
+import {Errors} from "../utils/errors";
 
 let {vector} = Flatten;
 
@@ -61,7 +62,7 @@ export class Line extends Shape {
 
             if (a1 instanceof Flatten.Point && a2 instanceof Flatten.Vector) {
                 if (Flatten.Utils.EQ_0(a2.x) && Flatten.Utils.EQ_0(a2.y)) {
-                    throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                    throw Errors.ILLEGAL_PARAMETERS;
                 }
                 this.pt = a1.clone();
                 this.norm = a2.clone();
@@ -74,7 +75,7 @@ export class Line extends Shape {
 
             if (a1 instanceof Flatten.Vector && a2 instanceof Flatten.Point) {
                 if (Flatten.Utils.EQ_0(a1.x) && Flatten.Utils.EQ_0(a1.y)) {
-                    throw Flatten.Errors.ILLEGAL_PARAMETERS;
+                    throw Errors.ILLEGAL_PARAMETERS;
                 }
                 this.pt = a2.clone();
                 this.norm = a1.clone();
@@ -86,7 +87,7 @@ export class Line extends Shape {
             }
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -356,7 +357,7 @@ export class Line extends Shape {
 
     static points2norm(pt1, pt2) {
         if (pt1.equalTo(pt2)) {
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
         let vec = new Flatten.Vector(pt1, pt2);
         let unit = vec.normalize();
diff --git a/src/classes/matrix.js b/src/classes/matrix.js
index 74e66946..9ae3ac72 100644
--- a/src/classes/matrix.js
+++ b/src/classes/matrix.js
@@ -1,6 +1,7 @@
 "use strict";
 
 import Flatten from '../flatten';
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing an affine transformation 3x3 matrix:
@@ -91,7 +92,7 @@ export class Matrix {
             tx = args[0];
             ty = args[1];
         } else {
-            throw Flatten.Errors.ILLEGAL_PARAMETERS;
+            throw Errors.ILLEGAL_PARAMETERS;
         }
         return this.multiply(new Matrix(1, 0, 0, 1, tx, ty))
     };
diff --git a/src/classes/point.js b/src/classes/point.js
index 87fc39f2..3522ca13 100644
--- a/src/classes/point.js
+++ b/src/classes/point.js
@@ -6,6 +6,7 @@ import Flatten from '../flatten';
 import {convertToString} from "../utils/attributes";
 import {Matrix} from "./matrix";
 import {Shape} from "./shape";
+import {Errors} from "../utils/errors";
 
 /**
  *
@@ -58,7 +59,7 @@ export class Point extends Shape {
                 return;
             }
         }
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
diff --git a/src/classes/ray.js b/src/classes/ray.js
index 95ce1de4..302c2f28 100644
--- a/src/classes/ray.js
+++ b/src/classes/ray.js
@@ -3,6 +3,7 @@
 import Flatten from '../flatten';
 import * as Intersection from "../algorithms/intersection";
 import {Shape} from "./shape";
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing a ray (a half-infinite line).
@@ -41,7 +42,7 @@ export class Ray extends Shape {
             return;
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
diff --git a/src/classes/segment.js b/src/classes/segment.js
index 599e82cf..bbaed884 100644
--- a/src/classes/segment.js
+++ b/src/classes/segment.js
@@ -8,6 +8,7 @@ import Flatten from '../flatten';
 import * as Intersection from '../algorithms/intersection';
 import {convertToString} from "../utils/attributes";
 import {Shape} from "./shape";
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing a segment
@@ -68,7 +69,7 @@ export class Segment extends Shape {
             return;
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
diff --git a/src/classes/shape.js b/src/classes/shape.js
index b060f4c0..01cd5448 100644
--- a/src/classes/shape.js
+++ b/src/classes/shape.js
@@ -1,5 +1,6 @@
 import Flatten from '../flatten';
 import {Matrix} from "./matrix";
+import {Errors} from "../utils/errors";
 
 /**
  * Base class representing shape
@@ -7,23 +8,22 @@ import {Matrix} from "./matrix";
  */
 export class Shape {
     get name() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     get box() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     clone() {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     /**
      * Returns new shape translated by given vector.
      * Translation vector may be also defined by a pair of numbers.
-     * @param {Vector} vector - Translation vector or
-     * @param {number} tx - Translation by x-axis
-     * @param {number} ty - Translation by y-axis
+     * @param {Vector | (number, number) } args - Translation vector
+     * or tuple of numbers
      * @returns {Shape}
      */
     translate(...args) {
@@ -54,7 +54,7 @@ export class Shape {
     }
 
     transform(...args) {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 
     /**
@@ -67,6 +67,6 @@ export class Shape {
     }
 
     svg(attrs = {}) {
-        throw(Flatten.Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
+        throw(Errors.CANNOT_INVOKE_ABSTRACT_METHOD);
     }
 }
\ No newline at end of file
diff --git a/src/classes/vector.js b/src/classes/vector.js
index 30b959c5..fa8708fd 100644
--- a/src/classes/vector.js
+++ b/src/classes/vector.js
@@ -7,6 +7,7 @@
 import Flatten from '../flatten';
 import {Shape} from "./shape";
 import {Matrix} from "./matrix";
+import {Errors} from "../utils/errors";
 
 /**
  * Class representing a vector
@@ -71,7 +72,7 @@ export class Vector extends Shape {
 
         }
 
-        throw Flatten.Errors.ILLEGAL_PARAMETERS;
+        throw Errors.ILLEGAL_PARAMETERS;
     }
 
     /**
@@ -148,7 +149,7 @@ export class Vector extends Shape {
         if (!Flatten.Utils.EQ_0(this.length)) {
             return (new Flatten.Vector(this.x / this.length, this.y / this.length));
         }
-        throw Flatten.Errors.ZERO_DIVISION;
+        throw Errors.ZERO_DIVISION;
     }
 
     /**
@@ -163,7 +164,7 @@ export class Vector extends Shape {
         if (center.x === 0 && center.y === 0) {
             return this.transform(new Matrix().rotate(angle));
         }
-        throw(Flatten.Errors.OPERATION_IS_NOT_SUPPORTED);
+        throw(Errors.OPERATION_IS_NOT_SUPPORTED);
     }
 
     /**
diff --git a/src/data_structures/linked_list.js b/src/data_structures/linked_list.js
index 7490ebf6..00c05b0d 100644
--- a/src/data_structures/linked_list.js
+++ b/src/data_structures/linked_list.js
@@ -1,4 +1,4 @@
-import Flatten from "../flatten";
+import {Errors} from "../utils/errors";
 
 /**
  * Class implements bidirectional non-circular linked list. <br/>
@@ -146,14 +146,14 @@ class LinkedList {
     /**
      * Throw an error if circular loop detected in the linked list
      * @param {LinkedListElement} first element to start iteration
-     * @throws {Flatten.Errors.INFINITE_LOOP}
+     * @throws {Errors.INFINITE_LOOP}
      */
     static testInfiniteLoop(first) {
         let edge = first;
         let controlEdge = first;
         do {
             if (edge != first && edge === controlEdge) {
-                throw Flatten.Errors.INFINITE_LOOP;  // new Error("Infinite loop")
+                throw Errors.INFINITE_LOOP;  // new Error("Infinite loop")
             }
             edge = edge.next;
             controlEdge = controlEdge.next.next;
diff --git a/src/flatten.js b/src/flatten.js
index 9b06ab6b..c1344f17 100644
--- a/src/flatten.js
+++ b/src/flatten.js
@@ -1,10 +1,9 @@
 import * as Constants from './utils/constants';
 import * as Utils from './utils/utils';
-import Errors from './utils/errors';
 
 let Flatten = {
     Utils: Utils,
-    Errors: Errors,
+    Errors: undefined,
     Matrix: undefined,
     Planar_set: undefined,
     Point: undefined,
diff --git a/src/utils/errors.js b/src/utils/errors.js
index 990b9e54..e77ca068 100644
--- a/src/utils/errors.js
+++ b/src/utils/errors.js
@@ -2,10 +2,12 @@
  * Created by Alex Bol on 2/19/2017.
  */
 
+import Flatten from "../flatten";
+
 /**
  * Class of system errors
  */
-class Errors {
+export class Errors {
     /**
      * Throw error ILLEGAL_PARAMETERS when cannot instantiate from given parameter
      * @returns {ReferenceError}
@@ -39,6 +41,10 @@ class Errors {
         return new Error('Infinite loop');
     }
 
+    static get CANNOT_COMPLETE_BOOLEAN_OPERATION() {
+        return new Error('Cannot complete boolean operation')
+    }
+
     static get CANNOT_INVOKE_ABSTRACT_METHOD() {
         return new Error('Abstract method cannot be invoked');
     }
@@ -48,4 +54,4 @@ class Errors {
     }
 }
 
-export default Errors;
+Flatten.Errors = Errors;
diff --git a/test/algorithms/boolean_op.js b/test/algorithms/boolean_op.js
index 520929f1..3e9c87ea 100644
--- a/test/algorithms/boolean_op.js
+++ b/test/algorithms/boolean_op.js
@@ -5,15 +5,10 @@
 'use strict';
 
 import {expect} from 'chai';
-//import Flatten from 'https://unpkg.com/@flatten-js/core';
-//import {Polygon} from 'https://unpkg.com/@flatten-js/core';
-//import {point, segment, arc, circle} from 'https://unpkg.com/@flatten-js/core';
-
 import Flatten from '../../index';
-
 import {Polygon} from '../../index';
 import {point, circle, segment, arc} from '../../index';
-
+import {Errors} from "../../src/utils/errors";
 
 import * as BooleanOperations from "../../src/algorithms/boolean_op";
 let {unify, subtract, intersect} = BooleanOperations;
@@ -296,7 +291,7 @@ describe('#Algorithms.Boolean Operations', function () {
             expect(poly1.faces.size).to.equal(1);
             expect(poly2.faces.size).to.equal(1);
 
-            expect( () => unify(poly1, poly2)).to.throw("Infinite loop")
+            expect( () => unify(poly1, poly2)).to.throw(Errors.CANNOT_COMPLETE_BOOLEAN_OPERATION.message)
             // let res = unify(poly1, poly2);
             // expect(res.faces.size).to.equal(1);
             // expect(res.edges.size).to.equal(44);
@@ -313,7 +308,6 @@ describe('#Algorithms.Boolean Operations', function () {
             expect(poly1.faces.size).to.equal(1);
             expect(poly2.faces.size).to.equal(1);
 
-            // expect( () => unify(poly1, poly2)).to.throw("Unresolved boundary conflict in boolean operation")
             let res = unify(poly1, poly2);
             expect(res.faces.size).to.equal(1);
             expect(res.edges.size).to.equal(30);
@@ -463,22 +457,22 @@ describe('#Algorithms.Boolean Operations', function () {
             expect(poly.faces.size).to.equal(2);
             expect(poly.edges.size).to.equal(9);
         });
-        // it('Can perform (boolean) subtraction. First polygon inside the second', function () {
-        //     "use strict";
-        //
-        //     let {Polygon, point} = Flatten;
-        //
-        //     let polygon1 = new Polygon();
-        //     polygon1.addFace([point(100, 10), point(100, 300), point(400, 150), point(250, 10)]);
-        //
-        //     let polygon2 = new Polygon();
-        //     polygon2.addFace([point(50, 0), point(50, 400), point(500, 400), point(500, 0)]);
-        //
-        //     let poly = subtract(polygon2, polygon1);
-        //     expect(poly.faces.size).to.equal(2);
-        //     expect(poly.edges.size).to.equal(8);
-        //
-        // });
+        it('Can perform (boolean) subtraction. First polygon inside the second', function () {
+            "use strict";
+
+            let {Polygon, point} = Flatten;
+
+            let polygon1 = new Polygon();
+            polygon1.addFace([point(100, 10), point(100, 300), point(400, 150), point(250, 10)]);
+
+            let polygon2 = new Polygon();
+            polygon2.addFace([point(50, 0), point(50, 400), point(500, 400), point(500, 0)]);
+
+            let poly = subtract(polygon2, polygon1);
+            expect(poly.faces.size).to.equal(2);
+            expect(poly.edges.size).to.equal(8);
+
+        });
 
         it('Can perform subtract big polygon from smaller polygon and get empty result (Issue #4)', function() {
             let polygon1 = new Polygon();
@@ -551,10 +545,9 @@ describe('#Algorithms.Boolean Operations', function () {
             expect(poly1.faces.size).to.equal(1);
             expect(poly2.faces.size).to.equal(1);
 
-            // expect( () => subtract(poly1, poly2)).to.throw(Flatten.Errors.INFINITE_LOOP.message)
             let res = subtract(poly1, poly2);
-            // expect(res.faces.size).to.equal(1);
-            // expect(res.edges.size).to.equal(42);
+            expect(res.faces.size).to.equal(6);
+            expect(res.edges.size).to.equal(30);
         });
         it('Can perform subtract. Fixed: Infinite loop for boolean union over (valid) polygons. Issue #55 case 2', function () {
             "use strict";
@@ -568,10 +561,9 @@ describe('#Algorithms.Boolean Operations', function () {
             expect(poly1.faces.size).to.equal(1);
             expect(poly2.faces.size).to.equal(1);
 
-            // expect( () => subtract(poly1, poly2)).to.throw(Flatten.Errors.INFINITE_LOOP.message)
             let res = subtract(poly1, poly2);
-            // expect(res.faces.size).to.equal(1);
-            // expect(res.edges.size).to.equal(11);
+            expect(res.faces.size).to.equal(3);
+            expect(res.edges.size).to.equal(11);
         });
         it('Can perform subtract. Fixed: Infinite loop for boolean union over (valid) polygons. Issue #55 case 3', function () {
             "use strict";
@@ -755,49 +747,36 @@ describe('#Algorithms.Boolean Operations', function () {
 
             let myPoly = new Polygon();
             myPoly.addFace([point(6, 6), point(6,114), point(114, 114), point(114, 6)]);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myPoly);  // 0
 
             let myCircle = new Polygon();
             myCircle.addFace([arc(point(0,0),84.5779281026111, 0, 2*Math.PI, Flatten.CW)]);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myCircle);  // 1
 
             myPoly = intersect(myPoly,myCircle);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myPoly);   // 2
 
             myCircle = new Polygon();
             myCircle.addFace([arc(point(0,0),84.49938828627135, 0, 2*Math.PI, Flatten.CW)]);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myCircle);  // 3
 
             myPoly = subtract(myPoly,myCircle);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myPoly);   // 4
 
             myCircle = new Polygon();
             myCircle.addFace([arc(point(0,120),84.8710637077582, 0, 2*Math.PI, Flatten.CW)]);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myCircle);  // 5
 
             myPoly = intersect(myPoly,myCircle);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myPoly);   // 6
 
             myCircle = new Polygon();
             myCircle.addFace([arc(point(0,120),84.79252389141845, 0, 2*Math.PI, Flatten.CW)]);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myCircle);  // 7
 
             myPoly = subtract(myPoly,myCircle);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myPoly);   // 8
 
             myCircle = new Polygon();
             myCircle.addFace([arc(point(120,120),85.20624291591454, 0, 2*Math.PI, Flatten.CW)]);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myCircle);  // 9
 
             myPoly = intersect(myPoly,myCircle);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myPoly);   // 10
 
             myCircle = new Polygon();
             myCircle.addFace([arc(point(120,120), 85.1277030995748, 0, 2*Math.PI, Flatten.CW)]);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myCircle);  // 11
 
             myPoly = subtract(myPoly,myCircle);
-            // state.layers[state.layers.length] = Layers.newLayer(stage, layers).add(myPoly);   // 12
 
             expect(myPoly.faces.size).to.equal(1);
             expect(myPoly.edges.size).to.equal(7);
@@ -882,8 +861,6 @@ describe('#Algorithms.Boolean Operations', function () {
             expect(poly1.faces.size).to.equal(1);
             expect(poly2.faces.size).to.equal(1);
 
-            // expect( () => intersect(poly1, poly2)).to.throw(Flatten.Errors.INFINITE_LOOP.message)
-            // expect( () => intersect(poly1, poly2)).to.throw("Infinite loop")
             let res = intersect(poly1, poly2);
             expect(res.faces.size).to.equal(1);
             expect(res.edges.size).to.equal(26);
diff --git a/test/classes/line.js b/test/classes/line.js
index 7afda976..97a8866b 100644
--- a/test/classes/line.js
+++ b/test/classes/line.js
@@ -5,6 +5,7 @@
 
 import { expect } from 'chai';
 import Flatten from '../../index';
+import {Errors} from "../../src/utils/errors";
 
 let {Point, Vector, Circle, Line, Segment, Arc, Box, Polygon, Edge, Face, Ray} = Flatten;
 
@@ -38,23 +39,23 @@ describe('#Flatten.Line', function() {
     it('Constructor with illegal parameters throws error. Case 1', function () {
         let pt = new Flatten.Point(1, 1);
         let fn1 = function() { new Flatten.Line(pt) };
-        expect(fn1).to.throw(ReferenceError);
+        expect(fn1).to.throw(Errors.ILLEGAL_PARAMETERS.message);
     });
     it('Constructor with illegal parameters throws error. Case 2', function () {
         let pt = new Flatten.Point(1, 1);
         let fn2 = function() { new Flatten.Line(pt, '123') };
-        expect(fn2).to.throw(ReferenceError);
+        expect(fn2).to.throw(Errors.ILLEGAL_PARAMETERS.message);
     });
     it('Constructor with illegal parameters throws error. Case 3', function () {
         let pt = new Flatten.Point(1, 1);
         let fn3 = function() { new Flatten.Line(pt, pt) };
-        expect(fn3).to.throw(ReferenceError);
+        expect(fn3).to.throw(Errors.ILLEGAL_PARAMETERS.message);
     });
     it('Constructor with zero vector throws error', function () {
         let fn1 = function() { new Flatten.Line(point(1, 1), vector(0,0)) };
         let fn2 = function() { new Flatten.Line(vector(0,0), point(1, 1) ) };
-        expect(fn1).to.throw(ReferenceError);
-        expect(fn2).to.throw(ReferenceError);
+        expect(fn1).to.throw(Errors.ILLEGAL_PARAMETERS.message);
+        expect(fn2).to.throw(Errors.ILLEGAL_PARAMETERS.message);
     });
     it('New line may be constructed by function call', function() {
         let l = line(point(1,3), point(3,3));
diff --git a/test/classes/point.js b/test/classes/point.js
index 1f81aa9f..cc321159 100644
--- a/test/classes/point.js
+++ b/test/classes/point.js
@@ -3,111 +3,113 @@
  */
 'use strict';
 
-import { expect } from 'chai';
-import Flatten from '../../index';
+import {expect} from 'chai';
 
 import {Point, Vector, Circle, Line, Segment, Arc, Box, Polygon, Edge, Face, Ray} from '../../index';
 import {point, vector, circle, line, segment, arc, ray, matrix} from '../../index';
+import {Errors} from "../../src/utils/errors";
 
-describe('#Flatten.Point', function() {
-    it('May create new Point', function() {
+describe('#Flatten.Point', function () {
+    it('May create new Point', function () {
         let point = new Point();
         expect(point).to.be.an.instanceof(Point);
     });
-    it('Default constructor creates new (0,0) point', function() {
+    it('Default constructor creates new (0,0) point', function () {
         let point = new Point();
-        expect(point).to.deep.equal({x:0, y:0});
+        expect(point).to.deep.equal({x: 0, y: 0});
     });
-    it('New point may be constructed by function call', function() {
-        expect(point(1,3)).to.deep.equal({x:1, y:3});
+    it('New point may be constructed by function call', function () {
+        expect(point(1, 3)).to.deep.equal({x: 1, y: 3});
     });
-    it('New point may be constructed with array of two numbers', function() {
-        expect(point([1,3])).to.deep.equal({x:1, y:3});
+    it('New point may be constructed with array of two numbers', function () {
+        expect(point([1, 3])).to.deep.equal({x: 1, y: 3});
     });
-    it('Constructor with illegal parameters throw error', function() {
+    it('Constructor with illegal parameters throw error', function () {
         let fn = function () {
             return new Point(1, "1");
         };
-        expect(fn).to.throw(ReferenceError);
+        expect(fn).to.throw(Errors.ILLEGAL_PARAMETERS.message);
     });
-    it('Method clone creates new instance of Point', function() {
-        let point1 = new Point(2,1);
+    it('Method clone creates new instance of Point', function () {
+        let point1 = new Point(2, 1);
         let point2 = point1.clone();
         expect(point2).to.be.an.instanceof(Point);
         expect(point2).to.not.equal(point1);
         expect(point2).to.deep.equal(point1);
     });
-    it('Method equalTo return true if points are equal', function() {
+    it('Method equalTo return true if points are equal', function () {
         let point = new Point();
-        let zero = new Point(0,0);
+        let zero = new Point(0, 0);
         let equals = point.equalTo(zero);
         expect(equals).to.equal(true);
     });
-    it('Method equalTo return true if points are equal up to DP_TOL tolerance', function() {
-        let point1 = new Point(1,1);
-        let point2 = new Point(1,1.000000999);
+    it('Method equalTo return true if points are equal up to DP_TOL tolerance', function () {
+        let point1 = new Point(1, 1);
+        let point2 = new Point(1, 1.000000999);
         let equals = point1.equalTo(point2);
         expect(equals).to.equal(true);
     });
-    it ('Method translate returns new point translated by (dx, dy)', function() {
-        let point = new Point(1,1);
-        let tpoint = point.translate(2,0);
-        expect(tpoint).to.deep.equal({x:3,y:1});
+    it('Method translate returns new point translated by (dx, dy)', function () {
+        let point = new Point(1, 1);
+        let tpoint = point.translate(2, 0);
+        expect(tpoint).to.deep.equal({x: 3, y: 1});
     });
-    it ('Method rotates returns new point rotated by default around (0.0), counterclockwise', function() {
-        let point = new Point(1,1);
-        let rotated_point = point.rotate(Math.PI/2);
+    it('Method rotates returns new point rotated by default around (0.0), counterclockwise', function () {
+        let point = new Point(1, 1);
+        let rotated_point = point.rotate(Math.PI / 2);
         let expected_point = new Point(-1, 1);
         let equals = rotated_point.equalTo(expected_point);
         expect(equals).to.equal(true);
     });
-    it ('Method rotate returns new point rotated around center, counterclockwise', function() {
-        let point = new Point(2,1);
-        let center = new Point(1,1);
-        let rotated_point = point.rotate(Math.PI/2, center);
+    it('Method rotate returns new point rotated around center, counterclockwise', function () {
+        let point = new Point(2, 1);
+        let center = new Point(1, 1);
+        let rotated_point = point.rotate(Math.PI / 2, center);
         let expected_point = new Point(1, 2);
         let equals = rotated_point.equalTo(expected_point);
         expect(equals).to.equal(true);
     });
-    it ('Method translate returns new point translated by vector', function() {
-        let point = new Point(1,1);
-        let v = new Vector(2,0);
+    it('Method translate returns new point translated by vector', function () {
+        let point = new Point(1, 1);
+        let v = new Vector(2, 0);
         let tpoint = point.translate(v);
-        expect(tpoint).to.deep.equal({x:3,y:1});
+        expect(tpoint).to.deep.equal({x: 3, y: 1});
     });
-    it('Can scale point with scale factor', function() {
-        const point = new Point(2,3);
-        const scaled_point = point.scale(2,2);
-        expect(scaled_point).to.deep.equal({x:4, y:6})
+    it('Can scale point with scale factor', function () {
+        const point = new Point(2, 3);
+        const scaled_point = point.scale(2, 2);
+        expect(scaled_point).to.deep.equal({x: 4, y: 6})
     });
     it('Method translate with illegal parameters throws error', function () {
-        let point = new Point(1,1);
-        let v = new Vector(2,0);
-        let fn = function() { return point.translate(v,1) };
-        expect(fn).to.throw(ReferenceError);
-    });
-    it ('Method returns projection point on given line', function() {
-        let anchor = new Point(1,1);
-        let norm = new Vector(0,1);
+        let point = new Point(1, 1);
+        let v = new Vector(2, 0);
+        let fn = function () {
+            return point.translate(v, 1)
+        };
+        expect(fn).to.throw(Errors.ILLEGAL_PARAMETERS.message);
+    });
+    it('Method returns projection point on given line', function () {
+        let anchor = new Point(1, 1);
+        let norm = new Vector(0, 1);
         let line = new Line(anchor, norm);
-        let pt = new Point(2,2);
+        let pt = new Point(2, 2);
         let proj_pt = pt.projectionOn(line);
-        expect(proj_pt).to.deep.equal({x:2,y:1});
+        expect(proj_pt).to.deep.equal({x: 2, y: 1});
     });
-    it('Method transform returns new point transformed by affine transformation matrix',function() {
-        let pt = point(4,1);
-        let pc = point(1,1);
+    it('Method transform returns new point transformed by affine transformation matrix', function () {
+        let pt = point(4, 1);
+        let pc = point(1, 1);
         // Transform coordinate origin into point x,y, then rotate, then transform origin back
-        let m = matrix().translate(pc.x,pc.y).rotate(3*Math.PI/2).translate(-pc.x,-pc.y);
+        let m = matrix().translate(pc.x, pc.y).rotate(3 * Math.PI / 2).translate(-pc.x, -pc.y);
         let transformed_pt = pt.transform(m);
-        let expected_pt = point(1,-2);
+        let expected_pt = point(1, -2);
         expect(transformed_pt.equalTo(expected_pt)).to.be.true;
     });
 
-    describe('#Flatten.Point.Distance methods', function() {
-        it('Method distanceTo return distance to other point ', function() {
-            let point1 = new Point(1,1);
-            let point2 = new Point(2,2);
+    describe('#Flatten.Point.Distance methods', function () {
+        it('Method distanceTo return distance to other point ', function () {
+            let point1 = new Point(1, 1);
+            let point2 = new Point(2, 2);
             let [dist, shortest_segment] = point1.distanceTo(point2);
             expect(dist).to.equal(Math.sqrt(2));
         });
@@ -119,12 +121,12 @@ describe('#Flatten.Point', function() {
             expect(pt.distanceTo(line)[0]).to.equal(1);
         });
         it('Method distanceTo returns distance to segment', function () {
-            let ps = new Point(-2,2);
-            let pe = new Point(2,2);
+            let ps = new Point(-2, 2);
+            let pe = new Point(2, 2);
             let segment = new Segment(ps, pe);
-            let pt1 = new Point(2,4);            /* point in segment scope */
-            let pt2 = new Point(-5,2);           /* point is out of segment scope */
-            let pt3 = new Point(6,2);            /* point is out of segment scope */
+            let pt1 = new Point(2, 4);            /* point in segment scope */
+            let pt2 = new Point(-5, 2);           /* point is out of segment scope */
+            let pt3 = new Point(6, 2);            /* point is out of segment scope */
 
             expect(pt1.distanceTo(segment)[0]).to.equal(2);
             expect(pt2.distanceTo(segment)[0]).to.equal(3);
@@ -132,20 +134,20 @@ describe('#Flatten.Point', function() {
         });
         it('Method distanceTo returns distance to circle', function () {
             let circle = new Circle(new Point(), 3);
-            let pt1 = new Point(5,0);
-            let pt2 = new Point(0,2);
+            let pt1 = new Point(5, 0);
+            let pt2 = new Point(0, 2);
             expect(pt1.distanceTo(circle)[0]).to.equal(2);
             expect(pt2.distanceTo(circle)[0]).to.equal(1);
         });
         it('Method distanceTo returns distance to arc', function () {
             let circle = new Circle(new Point(), 3);
             let arc = circle.toArc();
-            let pt1 = new Point(5,0);
-            let pt2 = new Point(0,2);
+            let pt1 = new Point(5, 0);
+            let pt2 = new Point(0, 2);
             expect(pt1.distanceTo(arc)[0]).to.equal(2);
             expect(pt2.distanceTo(arc)[0]).to.equal(1);
         });
-        it('Method distanceTo returns distance to polygon', function() {
+        it('Method distanceTo returns distance to polygon', function () {
             let points = [
                 point(100, 20),
                 point(250, 75),
@@ -163,7 +165,7 @@ describe('#Flatten.Point', function() {
             expect(pt.distanceTo(poly)[0]).to.equal(25);
         })
     });
-    describe('#Flatten.Point.On inclusion queries', function() {
+    describe('#Flatten.Point.On inclusion queries', function () {
         it('Method "on" returns true if point checked with same points', function () {
             let pt = new Point(0, 1);
             expect(pt.on(pt.clone())).to.equal(true);
@@ -188,11 +190,11 @@ describe('#Flatten.Point', function() {
             expect(pt2.on(segment)).to.equal(true);
         });
         it('Method "on" returns true if point belongs to arc', function () {
-            let arc = new Arc(new Point(), 1, -Math.PI/4, Math.PI/4, false);
-            let pt = new Point(-1,0);
+            let arc = new Arc(new Point(), 1, -Math.PI / 4, Math.PI / 4, false);
+            let pt = new Point(-1, 0);
             expect(pt.on(arc)).to.equal(true);
         });
-        it('Method "on" returns true if point belong to polygon', function() {
+        it('Method "on" returns true if point belong to polygon', function () {
             let points = [
                 point(100, 20),
                 point(250, 75),
@@ -205,7 +207,7 @@ describe('#Flatten.Point', function() {
 
             let poly = new Polygon();
             poly.addFace(points);
-            poly.addFace([circle(point(175,150), 30).toArc()]);
+            poly.addFace([circle(point(175, 150), 30).toArc()]);
 
             let pt1 = point(300, 50);
             let pt2 = point(50, 75);
@@ -218,34 +220,34 @@ describe('#Flatten.Point', function() {
             expect(pt4.on(poly)).to.equal(true);
         })
     });
-    it('Method leftTo returns true if point is on the "left" semi plane, which is the side of the normal vector', function() {
-        let line = new Line(new Point(-1, -1), new Point(1,1));
-        let pt1 = new Point(-2,2);
-        let pt2 = new Point(3,1);
+    it('Method leftTo returns true if point is on the "left" semi plane, which is the side of the normal vector', function () {
+        let line = new Line(new Point(-1, -1), new Point(1, 1));
+        let pt1 = new Point(-2, 2);
+        let pt2 = new Point(3, 1);
         expect(pt1.leftTo(line)).to.equal(true);
         expect(pt2.leftTo(line)).to.equal(false);
     });
-    it('Method svg() without parameters creates svg string with default attributes', function() {
-        let pt = new Point(-2,2);
+    it('Method svg() without parameters creates svg string with default attributes', function () {
+        let pt = new Point(-2, 2);
         let svg = pt.svg();
         expect(svg.search("stroke")).to.not.equal(-1);
     });
-    it('Method svg() with extra parameters may add additional attributes', function() {
-        let pt = new Point(-2,2);
-        let svg = pt.svg({id:"123",className:"name", r: 5, fill: "green"});
+    it('Method svg() with extra parameters may add additional attributes', function () {
+        let pt = new Point(-2, 2);
+        let svg = pt.svg({id: "123", className: "name", r: 5, fill: "green"});
         expect(svg.search("stroke")).to.not.equal(-1);
         expect(svg.search("id")).to.not.equal(-1);
         expect(svg.search("class")).to.not.equal(-1);
     });
-    it('May stringify and parse point', function() {
-        let pt = new Point(-20,30);
+    it('May stringify and parse point', function () {
+        let pt = new Point(-20, 30);
         let str = JSON.stringify(pt);
         let pt_json = JSON.parse(str);
         let pt_new = new Point(pt_json);
         expect(pt_new).to.deep.equal(pt);
     });
-    it('May stringify and parse array of points', function() {
-        let pts = [point(-20,30), point(-5,18), point(40,28)];
+    it('May stringify and parse array of points', function () {
+        let pts = [point(-20, 30), point(-5, 18), point(40, 28)];
         let str = JSON.stringify(pts);
         let pts_json = JSON.parse(str);
         let pts_new = pts_json.map(pt_json => point(pt_json));
diff --git a/test/classes/segment.js b/test/classes/segment.js
index 35995bd2..1ba6821a 100644
--- a/test/classes/segment.js
+++ b/test/classes/segment.js
@@ -8,6 +8,7 @@ import Flatten from '../../index';
 
 import {Point, Vector, Circle, Line, Segment, Arc, Box, Polygon, Edge, Face, Ray} from '../../index';
 import {point, vector, circle, line, segment, arc, ray} from '../../index';
+import {Errors} from "../../src/utils/errors";
 
 describe('#Flatten.Segment', function() {
     it('May create new instance of Segment', function () {
@@ -39,7 +40,7 @@ describe('#Flatten.Segment', function() {
     });
     it('Constructor with illegal parameters throw error', function() {
         let fn = function () {new Segment([1,2,3])};
-        expect(fn).to.throw(ReferenceError);
+        expect(fn).to.throw(Errors.ILLEGAL_PARAMETERS.message);
     });
     it('Method clone copy to a new instance of Segment', function () {
         let ps = new Point(1,1);
diff --git a/test/classes/vector.js b/test/classes/vector.js
index 364a553a..d6b2ab7c 100644
--- a/test/classes/vector.js
+++ b/test/classes/vector.js
@@ -6,6 +6,7 @@
 
 import { expect } from 'chai';
 import Flatten from '../../index';
+import {Errors} from "../../src/utils/errors";
 
 import {Point, Vector, Circle, Line, Segment, Arc, Box, Polygon, Edge, Face, Ray} from '../../index';
 import {point, vector, circle, line, segment, arc, ray} from '../../index';
@@ -36,7 +37,7 @@ describe('#Flatten.Vector', function() {
     it('Constructor Vector with illegal parameters throw error', function () {
         let ps = new Point(1,1);
         let fn = function() { new Vector(ps,2) };
-        expect(fn).to.throw(ReferenceError);
+        expect(fn).to.throw(Errors.ILLEGAL_PARAMETERS.message);
     });
     it('New vector may be constructed by function call', function() {
         expect(vector(point(1,1), point(3,3))).to.deep.equal({x:2, y:2});
@@ -85,7 +86,7 @@ describe('#Flatten.Vector', function() {
     it('Method normalize throw error on zero length vector', function () {
         let v = new Vector(0,0);
         let fn = function() { v.normalize() };
-        expect(fn).to.throw(Error);
+        expect(fn).to.throw(Errors.ZERO_DIVISION.message);
     });
     it ('Method rotate returns new vector rotated by given angle, positive angle defines rotation in counterclockwise direction', function() {
         let vector = new Vector(1,1);