[doc] comparisons page improved
[scilab.git] / scilab / modules / elementary_functions / help / fr_FR / trigonometry / acos.xml
1 <?xml version="1.0" encoding="UTF-8"?>
2 <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="acos" xml:lang="fr">
3     <refnamediv>
4         <refname>acos</refname>
5         <refpurpose>cosinus inverse exprimé en radians</refpurpose>
6     </refnamediv>
7     <refsynopsisdiv>
8         <title>Séquence d'appel</title>
9         <synopsis>t=acos(x)</synopsis>
10     </refsynopsisdiv>
11     <refsection>
12         <title>Paramètres</title>
13         <variablelist>
14             <varlistentry>
15                 <term>x</term>
16                 <listitem>
17                     <para>vecteur ou matrice (réelle ou complexe)</para>
18                 </listitem>
19             </varlistentry>
20             <varlistentry>
21                 <term>t</term>
22                 <listitem>
23                     <para>vecteur ou matrice (réelle ou complexe)</para>
24                 </listitem>
25             </varlistentry>
26         </variablelist>
27     </refsection>
28     <refsection>
29         <title>Description</title>
30         <para>
31             Les composantes de <literal>t</literal> sont les cosinus inverses
32             des composantes correspondantes de <literal>x</literal>. Le domaine de
33             définition est [-1, 1].
34         </para>
35     </refsection>
36     <refsection>
37         <title>Exemples</title>
38         <programlisting role="example"><![CDATA[
39 x=[1,%i,-1,-%i]
40 cos(acos(x))
41  ]]></programlisting>
42     </refsection>
43     <refsection role="see also">
44         <title>Voir aussi</title>
45         <simplelist type="inline">
46             <member>
47                 <link linkend="acosd">acosd</link>
48             </member>
49             <member>
50                 <link linkend="cos">cos</link>
51             </member>
52             <member>
53                 <link linkend="cosd">cosd</link>
54             </member>
55         </simplelist>
56     </refsection>
57 </refentry>