0a2f4b5d6b778465bbf26d7a560c83044055a48e
[scilab.git] / scilab / modules / sparse / help / ja_JP / chsolve.xml
1 <?xml version="1.0" encoding="UTF-8"?>
2
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13  * For more information, see the COPYING file which you should have received
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17
18 <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="chsolve">
19
20     <refnamediv>
21
22         <refname>chsolve</refname>
23
24         <refpurpose>疎行列のコレスキーソルバ</refpurpose>
25
26     </refnamediv>
27
28     <refsynopsisdiv>
29
30         <title>呼び出し手順</title>
31
32         <synopsis>sol=chsolve(spcho,rhs)</synopsis>
33
34     </refsynopsisdiv>
35
36     <refsection>
37
38         <title>引数</title>
39
40         <variablelist>
41
42             <varlistentry>
43
44                 <term>spcho</term>
45
46                 <listitem>
47
48                     <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>
49
50                 </listitem>
51
52             </varlistentry>
53
54             <varlistentry>
55
56                 <term>rhs, sol</term>
57
58                 <listitem>
59
60                     <para>フル列ベクトル</para>
61
62                 </listitem>
63
64             </varlistentry>
65
66         </variablelist>
67
68     </refsection>
69
70     <refsection>
71
72         <title>説明</title>
73
74         <para>
75
76             <literal>sol=chsolve(spcho,rhs)</literal> は,
77
78             <literal>A</literal>を疎行列の正定対称行列として
79
80             <literal>rhs=A*sol</literal>の解を計算します.
81
82             この関数は,Ng-Peyton プログラム (ORNL)に基づいています.
83
84             <literal>spcho</literal>の変数の詳細な説明については,
85
86             Fortran プログラムを参照ください.
87
88         </para>
89
90     </refsection>
91
92     <refsection>
93
94         <title>例</title>
95
96         <programlisting role="example"><![CDATA[
97 A=sprand(20,20,0.1);
98 A=A*A'+eye();
99 spcho=chfact(A);
100 sol=(1:20)';rhs=A*sol;
101 spcho=chfact(A);
102 chsolve(spcho,rhs)
103  ]]></programlisting>
104
105     </refsection>
106
107     <refsection role="see also">
108
109         <title>参照</title>
110
111         <simplelist type="inline">
112
113             <member>
114
115                 <link linkend="chfact">chfact</link>
116
117             </member>
118
119             <member>
120
121                 <link linkend="sparse">sparse</link>
122
123             </member>
124
125             <member>
126
127                 <link linkend="lufact">lufact</link>
128
129             </member>
130
131             <member>
132
133                 <link linkend="luget">luget</link>
134
135             </member>
136
137             <member>
138
139                 <link linkend="spchol">spchol</link>
140
141             </member>
142
143         </simplelist>
144
145     </refsection>
146
147 </refentry>
148