1 <?xml version="1.0" encoding="UTF-8"?>
3 * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
4 * Copyright (C) 2008 - INRIA
6 * Copyright (C) 2012 - 2016 - Scilab Enterprises
8 * This file is hereby licensed under the terms of the GNU GPL v2.0,
9 * pursuant to article 5.3.4 of the CeCILL v.2.1.
10 * This file was originally licensed under the terms of the CeCILL v2.1,
11 * and continues to be available under such terms.
12 * For more information, see the COPYING file which you should have received
13 * along with this program.
16 <refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:svg="http://www.w3.org/2000/svg" xmlns:ns3="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="cotd" xml:lang="pt">
18 <refname>cotd</refname>
19 <refpurpose>cotangent elemento a elemento do argumento dado em
24 <title>Seqüência de Chamamento</title>
25 <synopsis>y=cotd(x)</synopsis>
28 <title>Parâmetros</title>
33 <para>array de reais</para>
39 <para>array de reais com as mesmas dimensões que
47 <title>Descrição</title>
49 As entradas <literal>y</literal> são as cotangentes das entradas
50 correspondentes de <literal>x</literal> supostamente dadas em graus.
51 <literal>t=cos(x)./sin(x)</literal>. Para entradas iguais a
52 <literal>n*180</literal> com <literal>n</literal> inteiro, os resultados
53 são infinitos, enquanto que com <literal>cotg(n*%pi)</literal> o resultado
54 é grande, pois <literal>%pi</literal> não pode ser representado
55 exatamente. para entradas iguais a <literal>n*90</literal> com
56 <literal>n</literal> inteiro e ímpar, o resultado é exatamente 0.
60 <title>Exemplos</title>
61 <programlisting role="example"><![CDATA[
66 <refsection role="see also">
67 <title>Ver Também</title>
68 <simplelist type="inline">
70 <link linkend="cotg">cotg</link>