93a7a2779337e116b488e5435b20f6e5d299be5d
[scilab.git] / scilab / modules / polynomials / help / en_US / derivat.xml
1 <?xml version="1.0" encoding="UTF-8"?>
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13 <refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:db="http://docbook.org/ns/docbook" xmlns:scilab="http://www.scilab.org" xml:lang="en" xml:id="derivat">
14     <refnamediv>
15         <refname>derivat</refname>
16         <refpurpose>rational matrix derivative</refpurpose>
17     </refnamediv>
18     <refsynopsisdiv>
19         <title>Calling Sequence</title>
20         <synopsis>pd=derivat(p)</synopsis>
21     </refsynopsisdiv>
22     <refsection>
23         <title>Arguments</title>
24         <variablelist>
25             <varlistentry>
26                 <term>p</term>
27                 <listitem>
28                     <para>polynomial or rational matrix</para>
29                 </listitem>
30             </varlistentry>
31         </variablelist>
32     </refsection>
33     <refsection>
34         <title>Description</title>
35         <para>
36             computes the derivative of the polynomial
37             or rational function matrix w.r.t the dummy variable.
38         </para>
39     </refsection>
40     <refsection>
41         <title>Examples</title>
42         <programlisting role="example"><![CDATA[ 
43 s=poly(0,'s');
44 derivat(1/s)  // -1/s^2;
45  ]]></programlisting>
46     </refsection>
47 </refentry>