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<?xml version="1.0" encoding="UTF-8"?>
<!--
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) XXXX-2008 - 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-en.txt
*
-->
<refentry version="5.0-subset Scilab" xml:id="spget" xml:lang="en"
xmlns="http://docbook.org/ns/docbook"
xmlns:xlink="http://www.w3.org/1999/xlink"
xmlns:svg="http://www.w3.org/2000/svg"
xmlns:ns5="http://www.w3.org/1999/xhtml"
xmlns:mml="http://www.w3.org/1998/Math/MathML"
xmlns:db="http://docbook.org/ns/docbook">
<info>
<pubdate>$LastChangedDate$</pubdate>
</info>
<refnamediv>
<refname>spget</refname>
<refpurpose>recupera entradas de matriz esparsa</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Seqüência de Chamamento</title>
<synopsis>[ij,v,mn]=spget(sp)</synopsis>
</refsynopsisdiv>
<refsection>
<title>Parâmetros</title>
<variablelist>
<varlistentry>
<term>sp</term>
<listitem>
<para>matriz esparsa de reais ou complexos </para>
</listitem>
</varlistentry>
<varlistentry>
<term>ij</term>
<listitem>
<para>matriz de inteiros de duas colunas (índices das entradas
não-nulas) </para>
</listitem>
</varlistentry>
<varlistentry>
<term>mn</term>
<listitem>
<para>vetor de inteiros com duas entradas (dimensão de linha,
dimensão de coluna) </para>
</listitem>
</varlistentry>
<varlistentry>
<term>v</term>
<listitem>
<para>vetor coluna </para>
</listitem>
</varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Descrição</title>
<para><literal>spget</literal> é usado para converter a representação
interna de matrizes esparsas na representação padrão <literal>ij,
v</literal> .</para>
<para>Entradas não-nulas de <literal>sp</literal> estão localizadas em
linhas e colunas com índices em <literal>ij</literal>.</para>
</refsection>
<refsection>
<title>Exemplos</title>
<programlisting role="example"><![CDATA[
sp=sparse([1,2;4,5;3,10],[1,2,3])
[ij,v,mn]=spget(sp);
]]></programlisting>
</refsection>
<refsection>
<title>Ver Também</title>
<simplelist type="inline">
<member><link linkend="sparse">sparse</link></member>
<member><link linkend="sprand">sprand</link></member>
<member><link linkend="speye">speye</link></member>
<member><link linkend="lufact">lufact</link></member>
</simplelist>
</refsection>
</refentry>
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