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    <title>MaplePrimes - answers and comments on Question, Maple Graded</title>
    <link>http://www.mapleprimes.com/questions/37081-Maple-Graded</link>
    <language>en-us</language>
    <copyright>2026 Maplesoft, A Division of Waterloo Maple Inc.</copyright>
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    <lastBuildDate>Sat, 13 Jun 2026 20:46:01 GMT</lastBuildDate>
    <pubDate>Sat, 13 Jun 2026 20:46:01 GMT</pubDate>
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    <description>The latest answers and comments added to the Question, Maple Graded</description>
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      <title>MaplePrimes - answers and comments on Question, Maple Graded</title>
      <link>http://www.mapleprimes.com/questions/37081-Maple-Graded</link>
    </image>
    <item>
      <title>Re: Maple Graded</title>
      <link>http://www.mapleprimes.com/questions/37081-Maple-Graded?ref=Feed:MaplePrimes:Maple Graded:Comments#answer65015</link>
      <itunes:summary>&lt;p&gt;Hello,&lt;/p&gt;
&lt;p&gt;Yes, it is possible to disallow certain Maple commands in the answer by having Maple search the reponse string for those commands.&lt;/p&gt;
&lt;p&gt;For example, suppose you were asking for a derivative and wanted to disallow use of Maple's diff command. Then you could define the grading routine as follows:&lt;/p&gt;
&lt;p&gt;&amp;nbsp; evalb(simplify($ANSWER-$RESPONSE)=0) and evalb(0=StringTools[Search](&amp;quot;diff&amp;quot;,&amp;quot;$RESPONSE&amp;quot;));&lt;/p&gt;
&lt;p&gt;Carl&lt;/p&gt;</itunes:summary>
      <description>&lt;p&gt;Hello,&lt;/p&gt;
&lt;p&gt;Yes, it is possible to disallow certain Maple commands in the answer by having Maple search the reponse string for those commands.&lt;/p&gt;
&lt;p&gt;For example, suppose you were asking for a derivative and wanted to disallow use of Maple's diff command. Then you could define the grading routine as follows:&lt;/p&gt;
&lt;p&gt;&amp;nbsp; evalb(simplify($ANSWER-$RESPONSE)=0) and evalb(0=StringTools[Search](&amp;quot;diff&amp;quot;,&amp;quot;$RESPONSE&amp;quot;));&lt;/p&gt;
&lt;p&gt;Carl&lt;/p&gt;</description>
      <guid>65015</guid>
      <pubDate>Tue, 07 Jul 2009 21:25:27 Z</pubDate>
      <itunes:author>Carl Hickman</itunes:author>
      <author>Carl Hickman</author>
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    <item>
      <title>A better way...</title>
      <link>http://www.mapleprimes.com/questions/37081-Maple-Graded?ref=Feed:MaplePrimes:Maple Graded:Comments#answer65016</link>
      <itunes:summary>&lt;p&gt;I think a quicker way than using string searching is to use has( '$RESPONSE',diff) to detect the presence of diff in the answer. &lt;/p&gt;</itunes:summary>
      <description>&lt;p&gt;I think a quicker way than using string searching is to use has( '$RESPONSE',diff) to detect the presence of diff in the answer. &lt;/p&gt;</description>
      <guid>65016</guid>
      <pubDate>Fri, 17 Jul 2009 15:40:13 Z</pubDate>
      <itunes:author>tobybailey</itunes:author>
      <author>tobybailey</author>
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