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	<id>https://mediawiki.kfs.oeaw.ac.at/stx/docs/wiki/index.php?action=history&amp;feed=atom&amp;title=Programmer_Guide%2FCommand_Reference%2FEVAL%2Finv</id>
	<title>Programmer Guide/Command Reference/EVAL/inv - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://mediawiki.kfs.oeaw.ac.at/stx/docs/wiki/index.php?action=history&amp;feed=atom&amp;title=Programmer_Guide%2FCommand_Reference%2FEVAL%2Finv"/>
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	<updated>2026-05-07T02:53:43Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.6</generator>
	<entry>
		<id>https://mediawiki.kfs.oeaw.ac.at/stx/docs/wiki/index.php?title=Programmer_Guide/Command_Reference/EVAL/inv&amp;diff=4044&amp;oldid=prev</id>
		<title>193.171.195.48 at 10:04, 21 April 2011</title>
		<link rel="alternate" type="text/html" href="https://mediawiki.kfs.oeaw.ac.at/stx/docs/wiki/index.php?title=Programmer_Guide/Command_Reference/EVAL/inv&amp;diff=4044&amp;oldid=prev"/>
		<updated>2011-04-21T10:04:04Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 12:04, 21 April 2011&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l9&quot;&gt;Line 9:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 9:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;|}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;;Result: The result has the same type as the argument &amp;#039;&amp;#039;x&amp;#039;&amp;#039; and is the inverse of &amp;#039;&amp;#039;x&amp;#039;&amp;#039;. The argument &amp;#039;&amp;#039;x&amp;#039;&amp;#039; must be a scalar or a square matrix.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;;Result: The result has the same type as the argument &amp;#039;&amp;#039;x&amp;#039;&amp;#039; and is the inverse of &amp;#039;&amp;#039;x&amp;#039;&amp;#039;. The argument &amp;#039;&amp;#039;x&amp;#039;&amp;#039; must be a scalar or a square matrix.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-deleted&quot;&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;;See also: [[../trn|trn]], [[../mul|mul]], [[../complex arithmetic#special functions|ctrn]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;;See also: &lt;/del&gt;[[&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Programmer_Guide&lt;/del&gt;/&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Command_Reference/EVAL/trn|trn]], [[Programmer_Guide/Command_Reference/EVAL/mul|mul]], [[Programmer_Guide/Command_Reference/EVAL/complex arithmetic#special functions|ctrn]]&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;..&lt;/ins&gt;/#Functions|&amp;lt;function list&amp;gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;[[Programmer_Guide/Command_Reference/EVAL&lt;/del&gt;#Functions|&amp;lt;function list&amp;gt;]]&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-side-added&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>193.171.195.48</name></author>
	</entry>
	<entry>
		<id>https://mediawiki.kfs.oeaw.ac.at/stx/docs/wiki/index.php?title=Programmer_Guide/Command_Reference/EVAL/inv&amp;diff=3269&amp;oldid=prev</id>
		<title>193.171.195.48: Created page with &#039;{{DISPLAYTITLE:inv (alias: &quot;1/x&quot;, &quot;x^-1&quot;)}} Compute the inverse of &#039;&#039;x&#039;&#039;.  ;Usage:  :{|class=&quot;keinrahmen&quot; |&#039;&#039;&#039;&lt;code&gt;inv(&#039;&#039;x&lt;sub&gt;scalar&lt;/sub&gt;)&lt;/code&gt;&#039;&#039;&#039; |- |&#039;&#039;&#039;&lt;code&gt;inv(&#039;&#039;x&lt;sub&gt;m…&#039;</title>
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		<updated>2011-04-08T13:46:17Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;#039;{{DISPLAYTITLE:inv (alias: &amp;quot;1/x&amp;quot;, &amp;quot;x^-1&amp;quot;)}} Compute the inverse of &amp;#039;&amp;#039;x&amp;#039;&amp;#039;.  ;Usage:  :{|class=&amp;quot;keinrahmen&amp;quot; |&amp;#039;&amp;#039;&amp;#039;&amp;lt;code&amp;gt;inv(&amp;#039;&amp;#039;x&amp;lt;sub&amp;gt;scalar&amp;lt;/sub&amp;gt;)&amp;lt;/code&amp;gt;&amp;#039;&amp;#039;&amp;#039; |- |&amp;#039;&amp;#039;&amp;#039;&amp;lt;code&amp;gt;inv(&amp;#039;&amp;#039;x&amp;lt;sub&amp;gt;m…&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{DISPLAYTITLE:inv (alias: &amp;quot;1/x&amp;quot;, &amp;quot;x^-1&amp;quot;)}}&lt;br /&gt;
Compute the inverse of &amp;#039;&amp;#039;x&amp;#039;&amp;#039;. &lt;br /&gt;
;Usage: &lt;br /&gt;
:{|class=&amp;quot;keinrahmen&amp;quot;&lt;br /&gt;
|&amp;#039;&amp;#039;&amp;#039;&amp;lt;code&amp;gt;inv(&amp;#039;&amp;#039;x&amp;lt;sub&amp;gt;scalar&amp;lt;/sub&amp;gt;)&amp;lt;/code&amp;gt;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
|-&lt;br /&gt;
|&amp;#039;&amp;#039;&amp;#039;&amp;lt;code&amp;gt;inv(&amp;#039;&amp;#039;x&amp;lt;sub&amp;gt;matrix&amp;lt;/sub&amp;gt;)&amp;lt;/code&amp;gt;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
|-&lt;br /&gt;
|}&lt;br /&gt;
;Result: The result has the same type as the argument &amp;#039;&amp;#039;x&amp;#039;&amp;#039; and is the inverse of &amp;#039;&amp;#039;x&amp;#039;&amp;#039;. The argument &amp;#039;&amp;#039;x&amp;#039;&amp;#039; must be a scalar or a square matrix.&lt;br /&gt;
&lt;br /&gt;
;See also: [[Programmer_Guide/Command_Reference/EVAL/trn|trn]], [[Programmer_Guide/Command_Reference/EVAL/mul|mul]], [[Programmer_Guide/Command_Reference/EVAL/complex arithmetic#special functions|ctrn]]&lt;br /&gt;
&lt;br /&gt;
[[Programmer_Guide/Command_Reference/EVAL#Functions|&amp;lt;function list&amp;gt;]]&lt;/div&gt;</summary>
		<author><name>193.171.195.48</name></author>
	</entry>
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