japanese translation updated for linear-algebra.
[scilab.git] / scilab / modules / linear_algebra / help / ja_JP / kernel / colcomp.xml
1 <?xml version="1.0" encoding="UTF-8"?>
2
3 <!--
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5  * Copyright (C) 2008 - INRIA
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11  * http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
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13  -->
14
15 <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="colcomp">
16     
17     <refnamediv>
18         
19         <refname>colcomp</refname>
20         
21         <refpurpose>列圧縮,カーネル,ヌル空間</refpurpose>
22         
23     </refnamediv>
24     
25     <refsynopsisdiv>
26         
27         <title>呼び出し手順</title>
28         
29         <synopsis>[W,rk]=colcomp(A [,flag] [,tol])</synopsis>
30         
31     </refsynopsisdiv>
32     
33     <refsection>
34         
35         <title>引数</title>
36         
37         <variablelist>
38             
39             <varlistentry>
40                 
41                 <term>A</term>
42                 
43                 <listitem>
44                     
45                     <para>実数または複素数の行列</para>
46                     
47                 </listitem>
48                 
49             </varlistentry>
50             
51             <varlistentry>
52                 
53                 <term>flag</term>
54                 
55                 <listitem>
56                     
57                     <para>文字列</para>
58                     
59                 </listitem>
60                 
61             </varlistentry>
62             
63             <varlistentry>
64                 
65                 <term>tol</term>
66                 
67                 <listitem>
68                     
69                     <para>実数</para>
70                     
71                 </listitem>
72                 
73             </varlistentry>
74             
75             <varlistentry>
76                 
77                 <term>W</term>
78                 
79                 <listitem>
80                     
81                     <para>正方正則行列 (基底変換)</para>
82                     
83                 </listitem>
84                 
85             </varlistentry>
86             
87             <varlistentry>
88                 
89                 <term>rk</term>
90                 
91                 <listitem>
92                     
93                     <para>
94                         
95                         整数 (<literal>A</literal>のランク)
96                         
97                     </para>
98                     
99                 </listitem>
100                 
101             </varlistentry>
102             
103         </variablelist>
104         
105     </refsection>
106     
107     <refsection>
108         
109         <title>説明</title>
110         
111         <para>
112             
113             <literal>A</literal>の列圧縮: <literal>Ac = A*W</literal> は
114             
115             列圧縮,すなわち <literal>Ac=[0,Af]</literal> となります.
116             
117         </para>
118         
119         <para>
120             
121             ただし, <literal>Af</literal> はフル列ランクを有します:
122             
123             rank(<literal>Af</literal>) = rank(<literal>A</literal>) = <literal>rk</literal>.
124             
125         </para>
126         
127         <para>
128             
129             <literal>flag</literal> および <literal>tol</literal> は
130             
131             オプションのパラメータ: <literal>flag = 'qr'</literal> 
132             
133             または <literal>'svd'</literal> (デフォルトは
134             
135             <literal>'svd'</literal>)です.
136             
137         </para>
138         
139         <para>
140             
141             <literal>tol</literal> = 許容誤差パラメータ (デフォルト値は
142             
143             <literal>%eps</literal>のオーダー).
144             
145         </para>
146         
147         <para>
148             
149             <literal>W</literal>の最初の<literal>ma-rk</literal>列は,
150             
151             <literal>size(A)=(na,ma)</literal>とするとき,
152             
153             <literal>A</literal>のカーネルに広がります.
154             
155         </para>
156         
157     </refsection>
158     
159     <refsection>
160         
161         <title>例</title>
162         
163         <programlisting role="example"><![CDATA[ 
164 A=rand(5,2)*rand(2,5);
165 [X,r]=colcomp(A);
166 norm(A*X(:,1:$-r),1)
167  ]]></programlisting>
168         
169     </refsection>
170     
171     <refsection role="see also">
172         
173         <title>参照</title>
174         
175         <simplelist type="inline">
176             
177             <member>
178                 
179                 <link linkend="rowcomp">rowcomp</link>
180                 
181             </member>
182             
183             <member>
184                 
185                 <link linkend="fullrf">fullrf</link>
186                 
187             </member>
188             
189             <member>
190                 
191                 <link linkend="fullrfk">fullrfk</link>
192                 
193             </member>
194             
195             <member>
196                 
197                 <link linkend="kernel">kernel</link>
198                 
199             </member>
200             
201         </simplelist>
202         
203     </refsection>
204     
205 </refentry>
206