openwebwork · drgrice1 · Sep 5, 2026 · Sep 16, 2026
diff --git a/macros/PG.pl b/macros/PG.pl
@@ -149,6 +149,8 @@ sub DOCUMENT {
 
 	load_css();
 	load_js();
+
+	loadMacros('PGbasicmacros.pl', 'PGauxiliaryFunctions.pl');
 }
 
 $main::displayMode = $PG->{displayMode};

diff --git a/tutorial/sample-problems/Algebra/AlgebraicFractionAnswer.pg b/tutorial/sample-problems/Algebra/AlgebraicFractionAnswer.pg
@@ -23,7 +23,7 @@
 #: automatically loaded by the `PGML.pl` macro.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserMultiAnswer.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserMultiAnswer.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Define MathObject formulas `$num` and `$den` which are the correct numerator

diff --git a/tutorial/sample-problems/Algebra/AnswerBlankInExponent.pg b/tutorial/sample-problems/Algebra/AnswerBlankInExponent.pg
@@ -19,7 +19,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Set the context to allow only the variables `a` and `b` and choose a random

diff --git a/tutorial/sample-problems/Algebra/AnswerUpToMultiple.pg b/tutorial/sample-problems/Algebra/AnswerUpToMultiple.pg
@@ -19,7 +19,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The answer checker uses a local context with an adaptive parameter to check

diff --git a/tutorial/sample-problems/Algebra/DomainRange.pg b/tutorial/sample-problems/Algebra/DomainRange.pg
@@ -20,7 +20,7 @@
 #: The PODLINK('contextInequalities.pl') macro is used for inequality answers.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'contextInequalities.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'contextInequalities.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: In addition to showing how to use the PODLINK('contextInequalities.pl')

diff --git a/tutorial/sample-problems/Algebra/DynamicGraph.pg b/tutorial/sample-problems/Algebra/DynamicGraph.pg
@@ -20,7 +20,7 @@
 #: The dynamic graph is generated with `PGtikz.pl`, so this is needed.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGtikz.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGtikz.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The code between `$graph->BEGIN_TIKZ` and `END_TIKZ` are TikZ commands.

diff --git a/tutorial/sample-problems/Algebra/EquationDefiningFunction.pg b/tutorial/sample-problems/Algebra/EquationDefiningFunction.pg
@@ -21,7 +21,7 @@
 #: The macro file PODLINK('parserAssignment.pl') needs to be included.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserAssignment.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserAssignment.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: To allow assignments in the current context call `parser::Assignment->Allow`.

diff --git a/tutorial/sample-problems/Algebra/EquationImplicitFunction.pg b/tutorial/sample-problems/Algebra/EquationImplicitFunction.pg
@@ -20,10 +20,7 @@
 #: The macro PODLINK('parserImplicitEquation.pl') allows the entry of equations.
 DOCUMENT();
 
-loadMacros(
-    'PGstandard.pl',             'PGML.pl',
-    'parserImplicitEquation.pl', 'PGcourse.pl'
-);
+loadMacros('PGML.pl', 'parserImplicitEquation.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Some error messages are prevented by redefining them to be a blank string ' '

diff --git a/tutorial/sample-problems/Algebra/ExpandedPolynomial.pg b/tutorial/sample-problems/Algebra/ExpandedPolynomial.pg
@@ -22,10 +22,7 @@
 #: Load the PODLINK('contextLimitedPolynomial.pl') macro.
 DOCUMENT();
 
-loadMacros(
-    'PGstandard.pl',               'PGML.pl',
-    'contextLimitedPolynomial.pl', 'PGcourse.pl'
-);
+loadMacros('PGML.pl', 'contextLimitedPolynomial.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The PODLINK('contextLimitedPolynomial.pl') macro provides two contexts:

diff --git a/tutorial/sample-problems/Algebra/FactoredPolynomial.pg b/tutorial/sample-problems/Algebra/FactoredPolynomial.pg
@@ -23,9 +23,8 @@
 DOCUMENT();
 
 loadMacros(
-    'PGstandard.pl',               'PGML.pl',
-    'contextPolynomialFactors.pl', 'contextLimitedPowers.pl',
-    'PGcourse.pl'
+    'PGML.pl',                 'contextPolynomialFactors.pl',
+    'contextLimitedPowers.pl', 'PGcourse.pl'
 );
 
 #:% section = setup

diff --git a/tutorial/sample-problems/Algebra/FractionAnswer.pg b/tutorial/sample-problems/Algebra/FractionAnswer.pg
@@ -20,7 +20,7 @@
 #: The macro `contextFraction.pl` must be loaded.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'contextFraction.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'contextFraction.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The PODLINK('contextFraction.pl') macro provides four contexts:

diff --git a/tutorial/sample-problems/Algebra/FunctionDecomposition.pg b/tutorial/sample-problems/Algebra/FunctionDecomposition.pg
@@ -24,7 +24,7 @@
 #: is allowed to be the identity function.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'answerComposition.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'answerComposition.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: This problem asks the students for functions `y = f(u)` and `u = g(x)` such

diff --git a/tutorial/sample-problems/Algebra/FunctionPlot.pg b/tutorial/sample-problems/Algebra/FunctionPlot.pg
@@ -19,7 +19,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'plots.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'plots.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: For this problem, a plot of $y = ax^2$ for a random value of $a$ is

diff --git a/tutorial/sample-problems/Algebra/GraphToolCircle.pg b/tutorial/sample-problems/Algebra/GraphToolCircle.pg
@@ -21,7 +21,7 @@
 #: macro for this.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The variables `$h`, `$k` and `$r` randomly pick a center and radius of the

diff --git a/tutorial/sample-problems/Algebra/GraphToolCubic.pg b/tutorial/sample-problems/Algebra/GraphToolCubic.pg
@@ -21,11 +21,8 @@
 #: macro for this.
 DOCUMENT();
 
-loadMacros(
-    'PGstandard.pl',      'PGML.pl',
-    'parserGraphTool.pl', 'contextFraction.pl',
-    'PGcourse.pl'
-);
+loadMacros('PGML.pl', 'parserGraphTool.pl', 'contextFraction.pl',
+    'PGcourse.pl');
 
 #:% section = setup
 #: A cubic is created with 3 random zeros and a random y-intercept.

diff --git a/tutorial/sample-problems/Algebra/GraphToolCustomChecker.pg b/tutorial/sample-problems/Algebra/GraphToolCustomChecker.pg
@@ -21,7 +21,7 @@
 #: checker.  Load the PODLINK('parserGraphTool.pl') macro for this.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The variables `$h`, `$k` and `$r` randomly pick a center and radius of the

diff --git a/tutorial/sample-problems/Algebra/GraphToolLine.pg b/tutorial/sample-problems/Algebra/GraphToolLine.pg
@@ -21,7 +21,7 @@
 #: macro for this.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: A cubic is created with 3 random zeros and a random y-intercept.

diff --git a/tutorial/sample-problems/Algebra/GraphToolNumberLine.pg b/tutorial/sample-problems/Algebra/GraphToolNumberLine.pg
@@ -21,7 +21,7 @@
 #: macro for this.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Two intervals are created with random endpoints. The first

diff --git a/tutorial/sample-problems/Algebra/GraphToolPoints.pg b/tutorial/sample-problems/Algebra/GraphToolPoints.pg
@@ -22,7 +22,7 @@
 #: macro for this.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserGraphTool.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Two points are created at random.

diff --git a/tutorial/sample-problems/Algebra/InequalityAnswer.pg b/tutorial/sample-problems/Algebra/InequalityAnswer.pg
@@ -20,7 +20,7 @@
 #: The PODLINK('contextInequalities.pl') macro must be loaded
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'contextInequalities.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'contextInequalities.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Require students to use inequalities by using `Context('Inequalities-Only')`.

diff --git a/tutorial/sample-problems/Algebra/LinearInequality.pg b/tutorial/sample-problems/Algebra/LinearInequality.pg
@@ -21,8 +21,7 @@
 #: to use the LinearRelation object.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserLinearRelation.pl',
-    'PGcourse.pl');
+loadMacros('PGML.pl', 'parserLinearRelation.pl', 'PGcourse.pl');
 
 #:% section = setup
 Context("LinearRelation");

diff --git a/tutorial/sample-problems/Algebra/Logarithms.pg b/tutorial/sample-problems/Algebra/Logarithms.pg
@@ -19,7 +19,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Add the variables `x`, `y`, and `z` to the context and set their limits to be

diff --git a/tutorial/sample-problems/Algebra/NoSolution.pg b/tutorial/sample-problems/Algebra/NoSolution.pg
@@ -20,10 +20,7 @@
 #: macros.
 DOCUMENT();
 
-loadMacros(
-    'PGstandard.pl',             'PGML.pl',
-    'parserRadioMultiAnswer.pl', 'PGcourse.pl'
-);
+loadMacros('PGML.pl', 'parserRadioMultiAnswer.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: A `RadioMultiAnswer` produces a set of radio buttons for each of the given

diff --git a/tutorial/sample-problems/Algebra/PointAnswers.pg b/tutorial/sample-problems/Algebra/PointAnswers.pg
@@ -20,7 +20,7 @@
 #: Load PODLINK('contextLimitedPoint.pl') to prevent operations between points.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'contextLimitedPoint.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'contextLimitedPoint.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: `Context('Point')` could be used instead, which would allow mathematical

diff --git a/tutorial/sample-problems/Algebra/ScalingTranslating.pg b/tutorial/sample-problems/Algebra/ScalingTranslating.pg
@@ -21,7 +21,7 @@
 #: the context.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserFunction.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserFunction.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The `parserFunction` method allows the addition of a named function to the

diff --git a/tutorial/sample-problems/Algebra/SimpleFactoring.pg b/tutorial/sample-problems/Algebra/SimpleFactoring.pg
@@ -21,7 +21,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 #:% section = setup
 #: First, create two random roots and then create the factors. Note that calling
 #: `->reduce` will simplify `x-(-3)` to `x+3`. In addition, create the expanded

diff --git a/tutorial/sample-problems/Algebra/SolutionForEquation.pg b/tutorial/sample-problems/Algebra/SolutionForEquation.pg
@@ -20,7 +20,7 @@
 #: Load the macro PODLINK('parserSolutionFor.pl') for the `SolutionFor` method.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'parserSolutionFor.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'parserSolutionFor.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: `SolutionFor(equation, point)` is used to define the MathObject answer. For

diff --git a/tutorial/sample-problems/Algebra/StringOrOtherType.pg b/tutorial/sample-problems/Algebra/StringOrOtherType.pg
@@ -20,7 +20,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: There are several predefined strings, such as `NONE`, `DNE`, `INF`, and

diff --git a/tutorial/sample-problems/Algebra/TableOfValues.pg b/tutorial/sample-problems/Algebra/TableOfValues.pg
@@ -21,7 +21,7 @@
 #: automatically loaded by the `PGML.pl` macro.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Create the array `@answer` filled with values via a map.

diff --git a/tutorial/sample-problems/Algebra/UnorderedAnswers.pg b/tutorial/sample-problems/Algebra/UnorderedAnswers.pg
@@ -20,7 +20,7 @@
 #: The macro PODLINK('unorderedAnswer.pl') must be loaded.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'unorderedAnswer.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'unorderedAnswer.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The answers use the variables `x`, `y`, and `z`.  The variable `x` is already

diff --git a/tutorial/sample-problems/Arithmetic/UnitConversion.pg b/tutorial/sample-problems/Arithmetic/UnitConversion.pg
@@ -23,7 +23,7 @@
 #: We load `contextUnits.pl` in order to use the Units context.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'contextUnits.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'contextUnits.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The Units context is from the PODLINK('contextUnits.pl') macro.

diff --git a/tutorial/sample-problems/Complex/ComplexOperations.pg b/tutorial/sample-problems/Complex/ComplexOperations.pg
@@ -19,7 +19,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: To use complex numbers, switch to the `Complex` context with

diff --git a/tutorial/sample-problems/Complex/LimitedComplex.pg b/tutorial/sample-problems/Complex/LimitedComplex.pg
@@ -21,10 +21,7 @@
 #: PODLINK('contextLimitedComplex.pl') macro, so it must be loaded.
 DOCUMENT();
 
-loadMacros(
-    'PGstandard.pl',            'PGML.pl',
-    'contextLimitedComplex.pl', 'PGcourse.pl'
-);
+loadMacros('PGML.pl', 'contextLimitedComplex.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Often when students are asked to perform operations with complex numbers,

diff --git a/tutorial/sample-problems/Complex/OtherOperations.pg b/tutorial/sample-problems/Complex/OtherOperations.pg
@@ -20,7 +20,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: To use complex numbers, switch to the `Complex` context with

diff --git a/tutorial/sample-problems/DiffCalc/AnswerWithUnits.pg b/tutorial/sample-problems/DiffCalc/AnswerWithUnits.pg
@@ -22,7 +22,7 @@
 #: PODLINK('parserFormulaWithUnits.pl') macros.
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'contextUnits.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'contextUnits.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: First select the "Units" context, allow units for  "length" and "time" in the

diff --git a/tutorial/sample-problems/DiffCalc/DifferenceQuotient.pg b/tutorial/sample-problems/DiffCalc/DifferenceQuotient.pg
@@ -21,10 +21,7 @@
 #: Include the macro file PODLINK('parserDifferenceQuotient.pl').
 DOCUMENT();
 
-loadMacros(
-    'PGstandard.pl',               'PGML.pl',
-    'parserDifferenceQuotient.pl', 'PGcourse.pl'
-);
+loadMacros('PGML.pl', 'parserDifferenceQuotient.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The `DifferenceQuotient` method takes a simplified function for its first

diff --git a/tutorial/sample-problems/DiffCalc/DifferentiateFunction.pg b/tutorial/sample-problems/DiffCalc/DifferentiateFunction.pg
@@ -19,7 +19,7 @@
 #:% section = preamble
 DOCUMENT();
 
-loadMacros('PGstandard.pl', 'PGML.pl', 'PGcourse.pl');
+loadMacros('PGML.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: The differentiation operator is `->D('x')`.

diff --git a/tutorial/sample-problems/DiffCalc/LinearApprox.pg b/tutorial/sample-problems/DiffCalc/LinearApprox.pg
@@ -23,11 +23,7 @@
 #: slope of the line instead of the equation of the line.
 DOCUMENT();
 
-loadMacros(
-    'PGstandard.pl',  'PGML.pl',
-    'answerHints.pl', 'parserAssignment.pl',
-    'PGcourse.pl'
-);
+loadMacros('PGML.pl', 'answerHints.pl', 'parserAssignment.pl', 'PGcourse.pl');
 
 #:% section = setup
 #: Allow assignments in the context by calling `parser::Assignment->Allow`.

diff --git a/tutorial/sample-problems/DiffCalcMV/ContourPlot.pg b/tutorial/sample-problems/DiffCalcMV/ContourPlot.pg
@@ -21,10 +21,7 @@
 #: PODLINK('parserPopUp.pl') macro is used for a drop down menu answer.
 DOCUMENT();
 
-loadMacros(
-    'PGstandard.pl', 'PGML.pl', 'parserPopUp.pl', 'PGtikz.pl',
-    'PGcourse.pl'
-);
+loadMacros('PGML.pl', 'parserPopUp.pl', 'PGtikz.pl', 'PGcourse.pl');
 
 $showPartialCorrectAnswers = 0;
 
@@ -72,7 +69,7 @@ Determine if the following statement is true or false.
 
 [_]{$popup} This could be a contour plot for [`f(x, y) = x^2 - y^2`].
 
->> [@ image($graph, width => 300, height => 300, tex_size => 450) @]* <<
+>>[!contour plot!]{$graph}{300}{300}{ { tex_size => 450 } }<<
 END_PGML
 
 #:% section = solution