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<?xml version="1.0" encoding="UTF-8"?>
<!--
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) INRIA
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
*
-->
<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="plzr">
<refnamediv>
<refname>plzr</refname>
<refpurpose>pole-zero plot</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Calling Sequence</title>
<synopsis>plzr(sl)</synopsis>
</refsynopsisdiv>
<refsection>
<title>Arguments</title>
<variablelist>
<varlistentry>
<term>sl</term>
<listitem>
<para>
list ( <literal>syslin</literal>)
</para>
</listitem>
</varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Description</title>
<para>
<code>plzr(sl)</code> produces a pole-zero plot of the linear system
<varname>sl</varname> (<literal>syslin</literal> list).
</para>
</refsection>
<!--
<scilab:image localized="true">
s=poly(0,'s');
n=[1+s 2+3*s+4*s^2 5; 0 1-s s];
d=[1+3*s 5-s^3 s+1;1+s 1+s+s^2 3*s-1];
h=syslin('c',n./d);
plzr(h);
</scilab:image>
-->
<refsection>
<title>Examples</title>
<programlisting role="example"><![CDATA[
s=poly(0,'s');
n=[1+s 2+3*s+4*s^2 5; 0 1-s s];
d=[1+3*s 5-s^3 s+1;1+s 1+s+s^2 3*s-1];
h=syslin('c',n./d);
plzr(h);
]]></programlisting>
</refsection>
<refsection role="see also">
<title>See Also</title>
<simplelist type="inline">
<member>
<link linkend="trzeros">trzeros</link>
</member>
<member>
<link linkend="roots">roots</link>
</member>
<member>
<link linkend="syslin">syslin</link>
</member>
</simplelist>
</refsection>
</refentry>
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