scilab/modules/sparse/help/ja_JP/sparseconvert/spget.xml

   1 <?xml version="1.0" encoding="UTF-8"?>
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  16 <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="ja" xml:id="spget">
  17     <refnamediv>
  18         <refname>spget</refname>
  19         <refpurpose>疎行列のエントリを取得</refpurpose>
  20     </refnamediv>
  21     <refsynopsisdiv>
  22         <title>呼び出し手順</title>
  23         <synopsis>[ij,v,mn]=spget(sp)</synopsis>
  24     </refsynopsisdiv>
  25     <refsection>
  26         <title>引数</title>
  27         <variablelist>
  28             <varlistentry>
  29                 <term>sp</term>
  30                 <listitem>
  31                     <para>実数または複素数の疎行列</para>
  32                 </listitem>
  33             </varlistentry>
  34             <varlistentry>
  35                 <term>ij</term>
  36                 <listitem>
  37                     <para>2列の整数行列t (非ゼロエントリのインデックス)</para>
  38                 </listitem>
  39             </varlistentry>
  40             <varlistentry>
  41                 <term>mn</term>
  42                 <listitem>
  43                     <para>2つのエントリ(行の次元, 列の次元)を有する整数ベクトル</para>
  44                 </listitem>
  45             </varlistentry>
  46             <varlistentry>
  47                 <term>v</term>
  48                 <listitem>
  49                     <para>列ベクトル</para>
  50                 </listitem>
  51             </varlistentry>
  52         </variablelist>
  53     </refsection>
  54     <refsection>
  55         <title>説明</title>
  56         <para>
  57             <literal>spget</literal> は疎行列の内部形式を
  58             標準的な<literal>ij, v</literal> 形式に変換する際に使用されます.
  59         </para>
  60         <para>
  61             <literal>sp</literal>の非ゼロエントリは,
  62             <literal>ij</literal>のインデックスにより行および列の
  63             位置が決定されます.
  64         </para>
  65     </refsection>
  66     <refsection>
  67         <title>例</title>
  68         <programlisting role="example"><![CDATA[
  69 sp=sparse([1,2;4,5;3,10],[1,2,3])
  70 [ij,v,mn]=spget(sp);
  71  ]]></programlisting>
  72     </refsection>
  73     <refsection role="see also">
  74         <title>参照</title>
  75         <simplelist type="inline">
  76             <member>
  77                 <link linkend="sparse">sparse</link>
  78             </member>
  79             <member>
  80                 <link linkend="sprand">sprand</link>
  81             </member>
  82             <member>
  83                 <link linkend="speye">speye</link>
  84             </member>
  85             <member>
  86                 <link linkend="lufact">lufact</link>
  87             </member>
  88         </simplelist>
  89     </refsection>
  90 </refentry>