Difference between revisions of "FormulasToMultiplicativeConstants"
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| − | <h2>Your title here: PG Code Snippet</h2> |
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| − | <!-- Header for these sections -- no modification needed --> |
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| − | <p style="background-color:#eeeeee;border:black solid 1px;padding:3px;"> |
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| − | <em>This code snippet shows the essential PG code to check student answers that are equations. Note that these are <b>insertions</b>, not a complete PG file. This code will have to be incorporated into the problem file on which you are working.</em> |
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| − | </p> |
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| − | <p style="text-align:center;"> |
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| − | [[IndexOfProblemTechniques|Problem Techniques Index]] |
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| − | </p> |
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| − | <table cellspacing="0" cellpadding="2" border="0"> |
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| − | <tr valign="top"> |
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| − | <th> PG problem file </th> |
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| − | <th> Explanation </th> |
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| − | </tr> |
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| − | <!-- Load specialized macro files section --> |
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| − | <tr valign="top"> |
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| − | <td style="background-color:#ddffdd;border:black 1px dashed;"> |
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| − | <pre> |
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| − | loadMacros("any macros files that are needed"); |
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| − | </pre> |
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| − | </td> |
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| − | <td style="background-color:#ccffcc;padding:7px;"> |
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| − | <p> |
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| − | To do ..(what you are doing)........., we don't have to change the |
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| − | tagging and documentation section of the problem file. |
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| − | In the initialization section, we need to include the macros file <code>-------.pl</code>. |
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| − | </p> |
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| − | </td> |
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| − | </tr> |
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| − | <!-- Setup section --> |
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| − | <tr valign="top"> |
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| − | <td style="background-color:#ffffdd;border:black 1px dashed;"> |
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| − | <pre> |
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| − | Context("....."); |
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| − | Define context and variables for the questions |
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| − | $expr = Formula("...."); |
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| − | </pre> |
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| − | </td> |
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| − | <td style="background-color:#ffffcc;padding:7px;"> |
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| − | <p> |
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| − | In the problem set-up section of the file, we specify that the Context should be <code>......</code>, and define the answer to be a formula. |
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| − | </p> |
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| − | <p> |
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| − | Notes: on using this and related Contexts. |
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| − | </p> |
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| − | </td> |
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| − | </tr> |
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| − | |||
| − | <!-- Question text section --> |
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| − | <tr valign="top"> |
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| − | <td style="background-color:#ffdddd;border:black 1px dashed;"> |
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| − | <pre> |
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| − | BEGIN_TEXT |
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| − | ...... question text ...... |
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| − | END_TEXT |
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| − | </pre> |
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| − | <td style="background-color:#ffcccc;padding:7px;"> |
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| − | <p> |
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| − | The problem text section of the file is as we'd expect. |
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| − | </p> |
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| − | </td> |
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| − | </tr> |
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| − | |||
| − | <!-- Answer section --> |
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| − | <tr valign="top"> |
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| − | <td style="background-color:#eeddff;border:black 1px dashed;"> |
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| − | <pre> |
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| − | ANS( $expr->cmp() ); |
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| − | </pre> |
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| − | <td style="background-color:#eeccff;padding:7px;"> |
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| − | <p> |
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| − | As is the answer. |
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| − | </p> |
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| − | </td> |
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| − | </tr> |
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| − | </table> |
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| − | <p style="text-align:center;"> |
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| − | [[IndexOfProblemTechniques|Problem Techniques Index]] |
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| − | </p> |
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| − | |||
| − | [[Category:Problem Techniques]] |
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