added [I,T3]

PHYSBBLE.txt

@@ -278,6 +278,9 @@ Input "INITIAL V.? (m/s) ",U
 U→⌊PHVAR(2)
 Input "TIME? (s) ",U
 U→⌊PHVAR(3)
+While 0
+"=NEGATIVE BELOW="
+End
 round((­((2*(⌊PHVAR(1)-(⌊PHVAR(2)*⌊PHVAR(3))))/((⌊PHVAR(3))²))),6)→⌊PHVAR(4)
 Output(8,1,"ACCEL. =")
 Output(8,10,⌊PHVAR(4))
@@ -290,7 +293,39 @@ Output(2,22,"m/s²")
 Goto SA
 
 Lbl T3
-
+Disp "FIND TIME, NO FINAL V."
+Disp " "
+Input "DIST.? (m) ",U
+U→⌊PHVAR(1)
+Input "FINAL V.? (m/s) ",U
+U→⌊PHVAR(2)
+Input "ACCEL.? (m/s²) ",U
+U→⌊PHVAR(3)
+While 0
+"=NEGATIVE BELOW="
+End
+(­(0.5*⌊PHVAR(3)))→⌊PHVAR(3)
+While 0
+"=NEGATIVE BELOW="
+End
+(­(⌊PHVAR(2)))→⌊PHVAR(2)
+While 0
+"=NEGATIVE BELOW="
+End
+(­(⌊PHVAR(1)))→⌊PHVAR(1)
+While 0
+"=THIS EQUATION USES THE="
+"=QUADRATIC FORMULA="
+End
+round(((⌊PHVAR(2)-(√(((⌊PHVAR(2))²)-(4*⌊PHVAR(1)*⌊PHVAR(3)))))/(2*⌊PHVAR(3))),6)→⌊PHVAR(4)
+Output(8,1,"TIME =")
+Output(8,8,⌊PHVAR(4))
+Output(9,25,"s")
+Wait 2
+ClrHome
+Output(1,1,"TIME =")
+Output(1,8,⌊PHVAR(4))
+Output(2,25,"s")
 Goto SA
 
 Lbl A

TODO.md

@@ -51,7 +51,7 @@ This is a fully-fledged list of the requirements for each section of the calcula
     - [x] Request variables, and store as ⌊PHVAR(1-3)
     - [x] Run calculation and store value as ⌊PHVAR(4)
     - [x] Display result to user, delay, and return to main program
-- [ ] **Initial Velocity**
+- [x] **Initial Velocity**
   - [x] *Distance* [I,D3]
     - [x] Request variables, and store as ⌊PHVAR(1-3)
     - [x] Run calculation and store value as ⌊PHVAR(4)
@@ -64,10 +64,10 @@ This is a fully-fledged list of the requirements for each section of the calcula
     - [x] Request variables, and store as ⌊PHVAR(1-3)
     - [x] Run calculation and store value as ⌊PHVAR(4)
     - [x] Display result to user, delay, and return to main program
-  - [ ] *Time* [I,T3]
-    - [ ] Request variables, and store as ⌊PHVAR(1-3)
-    - [ ] Run calculation and store value as ⌊PHVAR(4)
-    - [ ] Display result to user, delay, and return to main program
+  - [x] *Time* [I,T3]
+    - [x] Request variables, and store as ⌊PHVAR(1-3)
+    - [x] Run calculation and store value as ⌊PHVAR(4)
+    - [x] Display result to user, delay, and return to main program
 - [ ] **Acceleration**
   - [ ] *Distance* [A,D4]
     - [ ] Request variables, and store as ⌊PHVAR(1-3)