Difference between revisions of "Category:Problem Techniques"

<div style="background-color:#ffcccc; border:blue solid 2px; padding:5px; width:35%; float:right; margin:5px">''Any additions to the indexed snippets below should use the same format. A suggested model is provided in this [[SnippetTemplate|snippet template]].''</div>

== Index of Problem Coding Techniques ==

<div style="background-color:#eeeeee; border:black solid 1px; padding:3px">''This index links to problem code snippets that quickly show how to accomplish each effect. Each has limited explanation that assumes a basic understanding of how PG files are written. The POD documentation, PG macro files, and PG library files contain more information than is given here.

<ul>

<li>[http://webwork.maa.org/pod/pg_TRUNK/ POD documentation] (POD - Plain Old Documentation)</li>

<li>[http://webwork.maa.org/viewvc/system/trunk/pg/macros/ PG macro files] Source code for pg/macros files.</li>

<li>[http://webwork.maa.org/viewvc/system/trunk/pg/lib/ PG library files] Source code for pg/lib files.</li>

</ul>

''</div>

<div style="text-align:center;font-size:smaller;">

[[Author%27s_Guide|up to Author's Guide]]

</div>

=== Topics A-B ===

* [[NumericalTolerance|Accuracy Required for Numerical Answers]]

* [[AdaptiveParameters|Adaptive Parameters in Answers]]

* [[AddingFunctions|Adding New Functions to the Context]]

* [[DynamicImages2|Adding Labels, Lines and Points to Dynamic Graphs]]

* [[AlgebraicFractions|Algebraic Fractions in Student Answers]]

* [[AlignedChoice|Aligned Answer Blanks]]

* [[StringsInContext|Allowing Strings (Text) in Student Answers]]

* [[AnswerInExponent|Answer Blank in the Exponent]]

* [[AnswerFormatHelp|Answer Format Help]]

* [[AnswerHints|Answer Hints]]

* [[AnswerIsSolutionToEquation|Answer is a Solution to an Equation]]

* [[FormulasToConstants|Antiderivatives and Indefinite Integrals]]

* [[FlashPointAndGraph|Applet Example: Flash]]

* [[GeoGebraApplets|Applet Example: GeoGebra]]

* [[DynamicImages2|Arrows in Dynamic Graphs]]

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=== Topics C-D ===

* [[CommentsForInstructors|Comments (for Instructors) Visible in the Problem Library]]

* [[ComposingFunctions|Composition of Functions as Correct Answer]]

* [[ConstantsInProblems|Constants in Problems]]

* [[FormulasToConstants|Constant Differences (Additive) Between Student and Correct Answers]]

* [[AdaptiveParameters|Constant Differences Between Student and Correct Answers]]

* [[CustomAnswerCheckers|Custom Answer Checkers]]

* [[ErrorMessageCustomization|Custom Error Messages]]

* [[DifferenceQuotients|Difference Quotients as Correct Answers]]

* [[DifferentiatingFormulas|Differentiating Formulas]]

* [[DisableFunctions|Disabling Functions and Operators in Student Answers]]

* [[FormulaTestPoints|Domain of Function Evaluation]]

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=== Topics E-F ===

* [[EquationEvaluators|Equation Answer Evaluation (Implicit)]]

* [[EquationsDefiningFunctions|Equations Defining Functions (Not Implicit)]]

* [[ eval()vs.substitute() | <code>eval()</code> Versus <code>substitute()</code> ]]

* [[ErrorMessageCustomization|Error Message Customization]]

* [[ExtractingCoordinatesFromPoint|Extracting Coordinates of a Point]]

* [[ExtractingCoordinatesFromPoint|Finding the norm of a Vector]]

* [[FactoringAndExpanding|Factoring and Expanding Polynomials]]

* [[FlashApplets|Flash Applets]]

* [[FlashPointAndGraph|Flash Applet Point and Graph Example]]

* [[FormattingCorrectAnswers: NumbersAndFormulas |Formatting Correct Answers: Numbers and Formulas]]

* [[FormattingCorrectAnswers: Equations |Formatting Correct Answers: Equations]]

* [[FormattingDecimals|Formatting: Decimals]]

* [[FormulaTestPoints|Formula Answer Evaluation; Limits for Evaluation]]

* [[FormulaTestPoints|Formula Answer Evaluation; Test Points]]

* [[ProblemsWithUnits|Formulas with Units, as Answers]]

* [[VariablesOtherThanX|Formulas with Variables Other than x]]

* [[AddingFunctions|Functions Added to the Context]]

* [[FormulasToConstants|Function Answers Up To Additive Constants]]

* [[ComposingFunctions|Function Composition as Correct Answer]]

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=== Topics G-H ===

* [[DynamicImages|Graphic Images, Dynamically Generated]]

* [[DynamicImages2|Graphic Images, Dynamic, with Labels, Lines and Points]]

* [[DynamicImages3|Graphic Images, Dynamic, with Filled Regions]]

* [[ParametricPlots|Graphic Images, with Parametric Functions]]

* [[GraphsInTables|Graphic Images, Put Into Tables]]

* [[StaticImages|Graphic Images, Static]]

* [[ContourPlots|Graphing in 2D with Contour Plots]]

* [[VectorFields|Graphing in 2D with Slope Fields]]

* [[VectorFields2D|Graphing in 2D with Vector Fields]]

* [[3DGraphsInCylindrical|Graphing in 3D with Cylindrical Coordinates]]

* [[3DGraphsInRectangular|Graphing in 3D with Rectangular Coordinates]]

* [[3DGraphsParametricCurves|Graphing in 3D with Parametric Curves]]

* [[3DGraphsParametricSurfaces|Graphing in 3D with Parametric Surfaces (e.g., Spherical Coordinates)]]

* [[3DGraphsVectorFields|Graphing in 3D with Vector Fields]]

* [[HtmlLinks|HTML Links in Problems]]

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=== Topics I-J ===

* [[IntervalEvaluators|Intervals as Answers]]

* [[InequalityEvaluators|Inequalities as Answers]]

* [[JavaScript|JavaScript]]

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=== Topics K-L ===

* [[DynamicImages2|Labels on Dynamically Generated Graphs]]

* [[FormulaTestPoints|Limits over which Formulas are Evaluated]]

* [[DynamicImages2|Lines in Dynamically Generated Graphs]]

* [[MultiPartProblems|Linked Answer Blanks]]

* [[HtmlLinks|Links to Other Web Pages]]

* [[ListAnswers|Lists as Answers]]

* [[FormattingDecimals|Logarithms]]

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=== Topics M-N ===

* [[MatchingProblems|Matching Problems]]

* [[MatchingStaticGraphs|Matching Problems That Have Static Graphic Images]]

* [[MatchingDynamicGraphs|Matching Problems That Have Dynamic Graphic Images]]

* [[MultipleChoiceProblems|Multiple Choice Problems]]

* [[GraphsInTables|Multiple Choice Problems with Graphic Images (see example 1)]]

* [[MultipleSelectProblems|Multiple Select Problems (Select All That Apply or Checkbox Multiple Choice)]]

* [[MultiAnswerProblems|MultiAnswer, Self Referential Problems]]

* [[SequentialProblemsStub|Multi-Part, Sequential Problems]]

* [[ConstantsInProblems|Named (Numerical) Constants in Problems]]

* [[ProblemsWithUnits|Numbers with Units, as Answers]]

* [[NumericalTolerance|Numerical Answer Evaluation Tolerance]]

* [[ConstantsInProblems|Numerical Constants in Problems]]

* [[NumericalTolerance|Numerical Tolerance in Problems]]

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=== Topics O-P ===

* [[AdaptiveParameters|Parameters (Adaptive) in Answers]]

* [[ParametricEquationAnswers|Parametric Equations as Answers]]

* [[ParametricLineAnswers|Parametric Lines as Answers]]

* [[PeriodicAnswers|Periodic Answers]]

* [[ImplicitPlane|Planes or Lines Defined Implicitly]]

* [[ParametricPlots|Plotting Parametric Equations]]

* [[DynamicImages2|Plotting Lines and Points on Dynamically Generated Graphs]]

* [[DynamicImages2|Points in Dynamically Generated Graphs]]

* [[PointsInAnswers|Points in Student Answers]]

* [[PopUpLists|Pop-up Lists]]

* [[PopUpListsLong|Pop-up Lists For Many Questions With Common Answers]]

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=== Topics Q-R ===

* [[RecursivelyDefinedFunctions|Recursively Defined Functions]]

* [[DisableFunctions|Restricting Allowed Functions in Student Answers]]

* [[DisableFunctions|Restricting Allowed Operators in Student Answers]]

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=== Topics S-T ===

* [[VectorFields|Slope Field Graphs]]

* [[PopUpLists|Solutions for Students]]

* [[http://webwork.maa.org/wiki/Specialized_contexts|Specialized Contexts]]

* [[StaticImages|Static Graphic Images]]

* [[StepFunctions|Step Functions in Answers]]

* [[StringsInContext|Strings in Student Answers]]

* [[Tables|Tables in Problem Text]]

* [[GraphsInTables|Tables of Graphs]]

* [[FormulaTestPoints|Test Points for Formula Evaluation]]

* [[StringsInContext|Text in Student Answers]]

* [[TextbookSpecificMessages|Textbook Specific Messages]]

* [[NumericalTolerance|Tolerance in Numerical Answers]]

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=== Topics U-Z ===

* [[ProblemsWithUnits|Units in Problem Answers]]

* [[VariablesOtherThanX|Variables Other Than x in Formulas]]

* [[Vectors|Vectors in Problems]]

* [[VectorParametricLines|Vector Parametric Lines as Answers]]

* [[VectorValuedFunctions|Vector Valued Functions as Answers]]

* [[VectorFields|Vector Field Graphs]]

* [[WeightedGrader|Weighted Answer Graders]]

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