openwebwork · pstaabp · Jun 21, 2025
diff --git a/Contrib/AlfredUniv/AUCI/chapter5/lesson4/criticalpoint.pg b/Contrib/AlfredUniv/AUCI/chapter5/lesson4/criticalpoint.pg
@@ -1,5 +1,5 @@
 # DESCRIPTION
-# 
+#
 # ENDDESCRIPTION
 
 ## DBsubject('Calculus')
@@ -14,15 +14,15 @@
 ## Author('Darwyn Cook')
 ## Institution('Alfred University')
 
-DOCUMENT();       
+DOCUMENT();
 
 loadMacros(
   "PGstandard.pl",
   "MathObjects.pl",
-  "AnswerFormatHelp.pl",
+
   "PGcourse.pl"
 );
-       
+
 TEXT(beginproblem()); # standard preamble to each problem.
 
 $showPartialCorrectAnswers = 1;
@@ -39,7 +39,7 @@ BEGIN_TEXT
 If \(f(x) = $f\) then \(f^\prime(x) = \) \{ans_rule\}
 $BR
 The critical point(s) of \(f\) are \{ans_rule\}
-\{ AnswerFormatHelp("logarithms") \}
+\{ helpLink("logarithms") \}
 END_TEXT
 ANS($df->cmp() );
 ANS($cp->cmp() );

diff --git a/Contrib/AlfredUniv/AUCI/chapter5/lesson4/criticalpoint1pet.pg b/Contrib/AlfredUniv/AUCI/chapter5/lesson4/criticalpoint1pet.pg
@@ -1,5 +1,5 @@
 # DESCRIPTION
-# 
+#
 # ENDDESCRIPTION
 
 ## DBsubject('Calculus')
@@ -14,15 +14,15 @@
 ## Author('Darwyn Cook')
 ## Institution('Alfred University')
 
-DOCUMENT();       
+DOCUMENT();
 
 loadMacros(
   "PGstandard.pl",
   "MathObjects.pl",
-  "AnswerFormatHelp.pl",
+
   "PGcourse.pl"
 );
-       
+
 TEXT(beginproblem()); # standard preamble to each problem.
 
 $showPartialCorrectAnswers = 1;
@@ -38,7 +38,7 @@ $ext = Real("(e^($k*$cp)+$m)/e^$cp");
 Context()->texStrings;
 BEGIN_TEXT
 $BR
-Let \(\displaystyle f(x) = $f\). 
+Let \(\displaystyle f(x) = $f\).
 $BR
 $BR
 (a)  \(f^\prime(x) = \) \{ans_rule\}.

diff --git a/Contrib/AlfredUniv/diffeq/laplace/operationalproperties/DEdirac.pg b/Contrib/AlfredUniv/diffeq/laplace/operationalproperties/DEdirac.pg
@@ -22,7 +22,7 @@ loadMacros(
   "PGstandard.pl",
   "MathObjects.pl",
   "parserFunction.pl",
-  "AnswerFormatHelp.pl",
+
   "PGcourse.pl"
 );
 
@@ -55,7 +55,7 @@ $y = Formula("(u(t-k*pi)*sin($b*(t-k*pi))+$a*sin($b*t))/$b");
 
 Context()->texStrings;
 BEGIN_TEXT
-Solve the IVP \[\frac{d^2y}{dt^2}+$a0 y=\delta(t-k\pi), y(0) = 0,y^\prime(0)=$a\]. 
+Solve the IVP \[\frac{d^2y}{dt^2}+$a0 y=\delta(t-k\pi), y(0) = 0,y^\prime(0)=$a\].
 $BR
 The Laplace transform of the solutions is L{y} = \{$Y->ans_rule(30)\}
 $BR

diff --git a/Contrib/BCIT/OpenHomeworkSystemsProjectBCcampus/BCIT_chyn.pg b/Contrib/BCIT/OpenHomeworkSystemsProjectBCcampus/BCIT_chyn.pg
@@ -1,5 +1,5 @@
 # DESCRIPTION
-# WeBWorK problem written by Stefan Lukits 
+# WeBWorK problem written by Stefan Lukits
 # <slukits(at)bcit(dot)ca>
 # DBsubject(Calculus - single variable)
 # DBchapter(Applications of differentiation)
@@ -16,7 +16,7 @@ loadMacros(
   "PGchoicemacros.pl",
   "MathObjects.pl",
   "PGgraphmacros.pl",
-  "AnswerFormatHelp.pl",
+
   "unionTables.pl",
   "PGcourse.pl",
   "RserveClient.pl"
@@ -57,10 +57,10 @@ add_functions($gr,"x-$c-$k*sin(x) for x in <$bestnummo,$bestnumpo> using color:b
 TEXT(beginproblem());
 Context()->texStrings;
 BEGIN_TEXT
-To calculate a planet's space coordinates, we have to solve equations like 
+To calculate a planet's space coordinates, we have to solve equations like
 \[ x=$c+$k\sin{}x \]
 $BCENTER
-\{ image( insertGraph($gr), 
+\{ image( insertGraph($gr),
 width=>200,height=>200,tex_size=>800 ) \}
 $BR
 (Click on graph to enlarge)

diff --git a/Contrib/BCIT/OpenHomeworkSystemsProjectBCcampus/BCIT_ehqw.pg b/Contrib/BCIT/OpenHomeworkSystemsProjectBCcampus/BCIT_ehqw.pg
@@ -14,13 +14,13 @@
 ###########################
 #  Initialization
 
-DOCUMENT();      
+DOCUMENT();
 
 loadMacros(
   "PGstandard.pl",
   "MathObjects.pl",
   "PGgraphmacros.pl",
-  "AnswerFormatHelp.pl",
+
   "unionTables.pl",
   "PGcourse.pl"
 );
@@ -75,7 +75,7 @@ $gr->new_color("lightred",  255,127,127);
 $gr->new_color("darkred",   255, 55, 55);
 $gr->new_color("lightorange",  255,204,127);
 $gr->new_color("darkorange",   255, 153, 0);
-$gr->new_color("lightgreen", 187, 255, 153); 
+$gr->new_color("lightgreen", 187, 255, 153);
 $gr->new_color("darkgreen",    0, 208, 0);
 
 $x = Formula("sqrt($b)*cos(t)");
@@ -97,7 +97,7 @@ $w->color('darkorange');
 $w->weight('2');
 
 ##########################
-#  Main Text 
+#  Main Text
 
 Context()->texStrings;
 BEGIN_TEXT
@@ -116,7 +116,7 @@ $BR
 $BR
 \(y_{1}\)=\{ans_rule(20)\}
 $BR
-$BCENTER \{image(insertGraph($gr),width=>300,height=>300 )\} 
+$BCENTER \{image(insertGraph($gr),width=>300,height=>300 )\}
 $BR
 Graph of \( x^{2}+$a y^{2} = $b \) and \( $c y-$d x^{2} = -$e\)$ECENTER
 END_TEXT

diff --git a/...b/BentleyUniversity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-1-ConvertToHomogeneous.pg b/...b/BentleyUniversity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-1-ConvertToHomogeneous.pg
@@ -21,7 +21,7 @@ loadMacros(
   "MathObjects.pl",
   "PGML.pl",
   "PGcourse.pl",
-  "AnswerFormatHelp.pl",
+
 );
 
 Context("Matrix");
@@ -39,23 +39,23 @@ $showPartialCorrectAnswers = 1;
     non_zero_random(-10,10),
 );
 $ans1 = Matrix( [
-    [ $r[0] ], 
+    [ $r[0] ],
     [ $r[1] ],
     [ 1 ]
 ] );
 $ans2 = Matrix( [
-    [ $r[2] ], 
+    [ $r[2] ],
     [ $r[3] ],
     [ 0 ]
 ] );
 $ans3 = Matrix( [
-    [ $r[4] ], 
+    [ $r[4] ],
     [ $r[5] ],
     [ $r[6] ],
     [ 1 ]
 ] );
 $ans4 = Matrix( [
-    [ $r[7] ], 
+    [ $r[7] ],
     [ $r[8] ],
     [ $r[9] ],
     [ 0 ]
@@ -65,19 +65,19 @@ TEXT(beginproblem());
 BEGIN_PGML
 Express [`([$r[0]],[$r[1]])`] in homogeneous coordinates.
 
-[_____]*{$ans1} [@ AnswerFormatHelp("matrices") @]*
+[_____]*{$ans1} [@ helpLink("matrices") @]*
 
 Express [`\langle [$r[2]],[$r[3]] \rangle`] in homogeneous coordinates.
 
-[_____]*{$ans2} [@ AnswerFormatHelp("matrices") @]*
+[_____]*{$ans2} [@ helpLink("matrices") @]*
 
 Express [`([$r[4]],[$r[5]],[$r[6]])`] in homogeneous coordinates.
 
-[_____]*{$ans3} [@ AnswerFormatHelp("matrices") @]*
+[_____]*{$ans3} [@ helpLink("matrices") @]*
 
 Express [`\langle [$r[7]],[$r[8]],[$r[9]] \rangle`] in homogeneous coordinates.
 
-[_____]*{$ans4} [@ AnswerFormatHelp("matrices") @]*
+[_____]*{$ans4} [@ helpLink("matrices") @]*
 END_PGML
 
 BEGIN_PGML_SOLUTION

diff --git a/...rsity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-10-MatrixMultiplicationWithVariables.pg b/...rsity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-10-MatrixMultiplicationWithVariables.pg
@@ -21,7 +21,7 @@ loadMacros(
   "MathObjects.pl",
   "PGML.pl",
   "PGcourse.pl",
-  "AnswerFormatHelp.pl",
+
   "PGessaymacros.pl",
 );
 
@@ -38,19 +38,19 @@ $showPartialCorrectAnswers = 1;
 $L3 = Matrix( [
     [ Formula( list_random( 0, 1, "a", "b", "c" ) ),
       Formula( list_random( 0, 1, "a", "b", "c" ) ),
-      Formula( list_random( 0, 1, "a", "b", "c" ) ) ], 
+      Formula( list_random( 0, 1, "a", "b", "c" ) ) ],
     [ Formula( list_random( "a", "b", "c" ) ),
       Formula( list_random( "a", "b", "c" ) ),
-      Formula( list_random( 0, 1, "a", "b", "c" ) ) ], 
+      Formula( list_random( 0, 1, "a", "b", "c" ) ) ],
     [ 0, 0, 1 ]
 ] );
 $R3 = Matrix( [
     [ Formula( list_random( 0, 1, "d", "e" ) ),
       Formula( list_random( 0, 1, "d", "e" ) ),
-      Formula( list_random( 0, 1, "d", "e" ) ) ], 
+      Formula( list_random( 0, 1, "d", "e" ) ) ],
     [ Formula( list_random( "d", "e" ) ),
       Formula( list_random( 0, 1 ) ),
-      Formula( list_random( 0, 1 ) ) ], 
+      Formula( list_random( 0, 1 ) ) ],
     [ 0, 0, 1 ]
 ] );
 $L4 = Matrix( [
@@ -79,11 +79,11 @@ TEXT(beginproblem());
 BEGIN_PGML
 Compute the results of each matrix multiplication shown below.
 
-[`[$L3][$R3]=`][_____]*{$L3*$R3} [@ AnswerFormatHelp("matrices") @]*
+[`[$L3][$R3]=`][_____]*{$L3*$R3} [@ helpLink("matrices") @]*
 
-[`[$L4][$R4]=`][_____]*{$L4*$R4} [@ AnswerFormatHelp("matrices") @]*
+[`[$L4][$R4]=`][_____]*{$L4*$R4} [@ helpLink("matrices") @]*
 
-[`[$Lv][$Rv]=`][_____]*{$Lv*$Rv} [@ AnswerFormatHelp("matrices") @]*
+[`[$Lv][$Rv]=`][_____]*{$Lv*$Rv} [@ helpLink("matrices") @]*
 END_PGML
 
 BEGIN_PGML_SOLUTION

diff --git a/...rsity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-11-ApplyAffineTransformationMatrices.pg b/...rsity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-11-ApplyAffineTransformationMatrices.pg
@@ -21,7 +21,7 @@ loadMacros(
   "MathObjects.pl",
   "PGML.pl",
   "PGcourse.pl",
-  "AnswerFormatHelp.pl",
+
   "PGessaymacros.pl",
 );
 
@@ -68,7 +68,7 @@ Then as a single matrix times the column vector, with the final answer:
 [_____]*{$T*$F}
 [_____]*{$p1}
 =
-[_____]*{$T*$F*$p1} [@ AnswerFormatHelp("matrices") @]*
+[_____]*{$T*$F*$p1} [@ helpLink("matrices") @]*
 
 -----
 
@@ -85,7 +85,7 @@ Then as a single matrix times the column vector, with the final answer:
 [_____]*{$S*$R}
 [_____]*{$p2}
 =
-[_____]*{$S*$R*$p2} [@ AnswerFormatHelp("matrices") @]*
+[_____]*{$S*$R*$p2} [@ helpLink("matrices") @]*
 
 -----
 
@@ -103,7 +103,7 @@ Then as a single matrix times the column vector, with the final answer:
 [_____]*{$F*$R*$F}
 [_____]*{$p3}
 =
-[_____]*{$FRF*$p3} [@ AnswerFormatHelp("matrices") @]*
+[_____]*{$FRF*$p3} [@ helpLink("matrices") @]*
 END_PGML
 
 BEGIN_PGML_SOLUTION

diff --git a/...niversity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-12-ApplyTransformationMatrices3D.pg b/...niversity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-12-ApplyTransformationMatrices3D.pg
@@ -21,31 +21,31 @@ loadMacros(
   "MathObjects.pl",
   "PGML.pl",
   "PGcourse.pl",
-  "AnswerFormatHelp.pl",
+
 );
 
 Context("Matrix");
 $showPartialCorrectAnswers = 1;
 $M1 = Matrix( [
-    [ non_zero_random(-5,5), 0, non_zero_random(-5,5), 0 ], 
+    [ non_zero_random(-5,5), 0, non_zero_random(-5,5), 0 ],
     [ 0, non_zero_random(-5,5), non_zero_random(-5,5), non_zero_random(-5,5) ],
-    [ 0, non_zero_random(-5,5), 0, non_zero_random(-5,5) ], 
+    [ 0, non_zero_random(-5,5), 0, non_zero_random(-5,5) ],
     [ 0, 0, 0, 1 ]
 ] );
 $CV1 = Matrix( [ [ random(1,9) ], [ random(1,9) ], [ random(1,9) ], [ 1 ] ] );
 $M2 = Matrix( [
     [ 0,
       non_zero_random(-1,10,0.01),
       non_zero_random(-1,10,0.01),
-      non_zero_random(-1,10,0.01) ], 
+      non_zero_random(-1,10,0.01) ],
     [ non_zero_random(-1,10,0.01),
       0,
       non_zero_random(-1,10,0.01),
-      non_zero_random(-1,10,0.01) ], 
+      non_zero_random(-1,10,0.01) ],
     [ non_zero_random(-1,10,0.01),
       0,
       non_zero_random(-1,10,0.01),
-      0 ], 
+      0 ],
     [ 0, 0, 0, 1 ]
 ] );
 $CV2 = Matrix( [ [ non_zero_random(-1,10,0.01) ],
@@ -57,9 +57,9 @@ TEXT(beginproblem());
 BEGIN_PGML
 Perform the following applications of an affine transformation matrix to a column vector.
 
-[`[$M1][$CV1]=`][_____]*{$M1*$CV1} [@ AnswerFormatHelp("matrices") @]*
+[`[$M1][$CV1]=`][_____]*{$M1*$CV1} [@ helpLink("matrices") @]*
 
-[`[$M2][$CV2]=`][_____]*{$M2*$CV2} [@ AnswerFormatHelp("matrices") @]*
+[`[$M2][$CV2]=`][_____]*{$M2*$CV2} [@ helpLink("matrices") @]*
 END_PGML
 
 BEGIN_PGML_SOLUTION

diff --git a/...eyUniversity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-14-TranformationsIntoMatrices.pg b/...eyUniversity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-14-TranformationsIntoMatrices.pg
@@ -21,7 +21,7 @@ loadMacros(
   "MathObjects.pl",
   "PGML.pl",
   "PGcourse.pl",
-  "AnswerFormatHelp.pl",
+
 );
 
 Context("Matrix");

diff --git a/...eyUniversity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-17-MatrixEfficiencyInHardware.pg b/...eyUniversity/MathematicsOfComputerGraphics/setMoCG-Ch5/5-17-MatrixEfficiencyInHardware.pg
@@ -21,7 +21,7 @@ loadMacros(
   "MathObjects.pl",
   "PGML.pl",
   "PGcourse.pl",
-  "AnswerFormatHelp.pl",
+
 );
 
 Context("Matrix");