sparse: moved chfact/chsolve into sparse module
[scilab.git] / scilab / modules / sparse / help / ja_JP / chsolve.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" version="5.0-subset Scilab" xml:lang="ja" xml:id="chsolve">
14   <info>
15     <pubdate>$LastChangedDate$</pubdate>
16   </info>
17   <refnamediv>
18     <refname>chsolve</refname>
19     <refpurpose>疎行列のコレスキーソルバ</refpurpose>
20   </refnamediv>
21   <refsynopsisdiv>
22     <title>呼び出し手順</title>
23     <synopsis>sol=chsolve(spcho,rhs)</synopsis>
24   </refsynopsisdiv>
25   <refsection>
26     <title>パラメータ</title>
27     <variablelist>
28       <varlistentry>
29         <term>spcho</term>
30         <listitem>
31           <para>chfact から返されたコード形式のコレスキー分解を含むリスト</para>
32         </listitem>
33       </varlistentry>
34       <varlistentry>
35         <term>rhs, sol</term>
36         <listitem>
37           <para>フル列ベクトル</para>
38         </listitem>
39       </varlistentry>
40     </variablelist>
41   </refsection>
42   <refsection>
43     <title>説明</title>
44     <para><literal>sol=chsolve(spcho,rhs)</literal> は,
45         <literal>A</literal>を疎行列の正定対称行列として
46         <literal>rhs=A*sol</literal>の解を計算します.
47         この関数は,Ng-Peyton プログラム (ORNL)に基づいています.
48         <literal>spcho</literal>の変数の詳細な説明については,
49         Fortran プログラムを参照ください.</para>
50   </refsection>
51   <refsection>
52     <title>例</title>
53     <programlisting role="example"><![CDATA[ 
54 A=sprand(20,20,0.1);
55 A=A*A'+eye();  
56 spcho=chfact(A);
57 sol=(1:20)';rhs=A*sol;
58 spcho=chfact(A);
59 chsolve(spcho,rhs)
60  ]]></programlisting>
61   </refsection>
62   <refsection role="see also">
63     <title>参照</title>
64     <simplelist type="inline">
65       <member>
66         <link linkend="chfact">chfact</link>
67       </member>
68       <member>
69         <link linkend="sparse">sparse</link>
70       </member>
71       <member>
72         <link linkend="lufact">lufact</link>
73       </member>
74       <member>
75         <link linkend="luget">luget</link>
76       </member>
77       <member>
78         <link linkend="spchol">spchol</link>
79       </member>
80     </simplelist>
81   </refsection>
82 </refentry>