text: <?xml version="1.0" encoding="UTF-8"?>
  <!--
   * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
   * Copyright (C) 2008 - INRIA
   *
   * Copyright (C) 2012 - 2016 - Scilab Enterprises
   *
   * This file is hereby licensed under the terms of the GNU GPL v2.0,
   * pursuant to article 5.3.4 of the CeCILL v.2.1.
   * This file was originally licensed under the terms of the CeCILL v2.1,
   * and continues to be available under such terms.
   * For more information, see the COPYING file which you should have received
   * along with this program.
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  <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="log" xml:lang="en">
      <refnamediv>
          <refname>log</refname>
          <refpurpose>natural logarithm</refpurpose>
      </refnamediv>
      <refsynopsisdiv>
          <title>Syntax</title>
          <synopsis>y = log(x)</synopsis>
      </refsynopsisdiv>
      <refsection>
          <title>Arguments</title>
          <variablelist>
              <varlistentry>
                  <term>x</term>
                  <listitem>
                      <para>constant vector or constant matrix</para>
                  </listitem>
              </varlistentry>
          </variablelist>
      </refsection>
      <refsection>
          <title>Description</title>
          <para>
              <literal>log(x)</literal> is the "element-wise" logarithm
              <literal>y(i,j)=log(x(i,j))</literal>. For matrix logarithm see
              <link linkend="logm">logm</link>.
          </para>
      </refsection>
      <refsection>
          <title>Examples</title>
          <programlisting role="example"><![CDATA[
  exp(log([1,%i,-1,-%i]))
   ]]></programlisting>
      </refsection>
      <refsection role="see also">
          <title>See also</title>
          <simplelist type="inline">
              <member>
                  <link linkend="exp">exp</link>
              </member>
              <member>
                  <link linkend="logm">logm</link>
              </member>
              <member>
                  <link linkend="log2">log2</link>
              </member>
              <member>
                  <link linkend="log10">log10</link>
              </member>
              <member>
                  <link linkend="ieee">ieee</link>
              </member>
          </simplelist>
      </refsection>
  </refentry>
  