diff --git a/guessRhythm/main.py b/guessRhythm/main.py
index ec57469..a7365cc 100644
--- a/guessRhythm/main.py
+++ b/guessRhythm/main.py
@@ -48,19 +48,22 @@ def addDi(ct, i, coeff):
 
     for i in range(n):
         for j in range(n):
-            if i != j and dhat[i] >= dhat[j]:
-                errorVar = solver.NumVar(0, inf, "error when di is smaller than dj")
-                ct = solver.Constraint(0, inf, "di is generally greater than dj")
-                addDi(ct, i, 1)
-                addDi(ct, j, -1)
-                #ct is the constraint di - dj + err >= 0
-                ct.SetCoefficient(errorVar, 1)
-                objective.SetCoefficient(errorVar, 1)
+                if dhat[i] >= dhat[j]:
+                    errorVar = solver.NumVar(0, inf, "error when di is smaller than dj")
+                    ct = solver.Constraint(0, inf, "di is generally greater than dj")
+                    ct.SetCoefficient(errorVar, 1)
+                    addDi(ct, i, 1)
+                    addDi(ct, j, -1)
+                    #ct is the constraint di - dj + err >= 0
+                    #ct is the constraint err >= dj - di
+                    objective.SetCoefficient(errorVar, 1)
+
+                  
                 
     #makes that unprobable durations are more and more costly            
     for i in range(n):
         for j in range(len(arrayOfDurations[i])):
-            objective.SetCoefficient(booleanVars[i][j], j)
+            objective.SetCoefficient(booleanVars[i][j], 0) #j
 
     print(f"Solving with {solver.SolverVersion()}")
     solver.Solve()
diff --git a/js/duration.js b/js/duration.js
index 7a891fa..83798e2 100644
--- a/js/duration.js
+++ b/js/duration.js
@@ -34,8 +34,6 @@ function durationFractionToStr(d) {
 
     for (let n of [1, 3, 7]) {
         for (let i = 0; i < 6; i++) {
-
-
             const possibleDuration = n / (2 ** i);
             if (d == possibleDuration) {
                 const num = n;
diff --git a/js/rhythmguess.js b/js/rhythmguess.js
index 77ee064..4413b23 100644
--- a/js/rhythmguess.js
+++ b/js/rhythmguess.js
@@ -76,7 +76,7 @@ class RhythmGuess {
                         try { element = new Element(token); } catch (e) { isElement = false; };
                     elements.push(element);
                     if (isElement) nbSpaces++;
-                    nbSpacesArray.push(isElement ? 1 + (token.indexOf(".") >= 0) ? 0.5 : 0 : 0);
+                    nbSpacesArray.push(isElement ? (1 + ((token.indexOf(".") >= 0) ? 0.5 : 0)) : 0);
                 }
             });
 
@@ -211,7 +211,7 @@ class RhythmGuess {
             const durationsSolution = await solve(elements.map((e) => e.dhat), possibleDurations, signatureValue);
             setDurations(elements, durationsSolution);
             const abcdResult = elementsToABCD(elements, durationsSolution);
-            console.log(abcdResult)
+            console.log("result of the inference: ", durationsSolution, abcdResult)
             storeMemo(abcdStr, signature, abcdResult);
             return abcdResult;