* Bug 15891 fixed: [doc] matrix-wise trigo pages => subsection
[scilab.git] / scilab / modules / elementary_functions / help / ja_JP / trigonometry / sec.xml
1 <?xml version="1.0" encoding="UTF-8"?>
2 <!--
3  * Ajouter ici d'éventuels commentaires sur le fichier XML
4 -->
5 <refentry 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" xmlns:scilab="http://www.scilab.org"  xml:id="sec" xml:lang="ja">
6     <refnamediv>
7         <refname>sec</refname>
8         <refpurpose>引数の割線を要素毎に計算する.</refpurpose>
9     </refnamediv>
10     <refsynopsisdiv>
11         <title>呼び出し手順</title>
12         <synopsis>y = sec(x)</synopsis>
13     </refsynopsisdiv>
14     <refsection>
15         <title>引数</title>
16         <variablelist>
17             <varlistentry>
18                 <term>x</term>
19                 <listitem>
20                     <para>.</para>
21                 </listitem>
22             </varlistentry>
23             <varlistentry>
24                 <term>y</term>
25                 <listitem>
26                     <para>実数または複素数の配列.</para>
27                 </listitem>
28             </varlistentry>
29         </variablelist>
30     </refsection>
31     <refsection>
32         <title>説明</title>
33         <para>
34             <function>sec</function>関数は,
35             引数の割線(セカント)を要素毎に計算します.
36             割線は,<latex>1/\cos(x)</latex>で定義される
37             周期関数です.実数のデータの場合,結果は実数で
38             <latex>]-\infty -1] \cup [1 \infty[</latex>の範囲となります.
39         </para>
40     </refsection>
41     <refsection>
42         <title>サンプル</title>
43         <scilab:image>
44             x=linspace(-%pi,%pi,100)
45             plot(x,sec(x))
46         </scilab:image>
47     </refsection>
48     <refsection>
49         <title>例</title>
50         <programlisting role="example"><![CDATA[
51 x=[0 %pi/3 2*%pi/3 %pi/4 3*%pi/4 %pi/6 5*%pi/6 %pi];
52 sec(x)
53 x=linspace(-%pi,%pi,100)
54 plot(x,sec(x))
55  ]]></programlisting>
56     </refsection>
57     <refsection role="see also">
58         <title>参照</title>
59         <simplelist type="inline">
60             <member>
61                 <link linkend="secd">secd</link>
62             </member>
63             <member>
64                 <link linkend="asec">asec</link>
65             </member>
66             <member>
67                 <link linkend="asecd">asecd</link>
68             </member>
69             <member>
70                 <link linkend="cos">cos</link>
71             </member>
72         </simplelist>
73     </refsection>
74 </refentry>