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<?xml version="1.0" encoding="ISO-8859-1"?>
<!--
* Ajouter ici d'ventuels commentaires sur le fichier XML
-->
<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" version="5.0-subset Scilab" xml:id="loglog" xml:lang="en">
<info>
<pubdate>$LastChangedDate: 26-05-2009 $</pubdate>
</info>
<refnamediv>
<refname>loglog</refname>
<refpurpose>logarithmic scaled plot</refpurpose>
</refnamediv>
<refsynopsisdiv>
<title>Calling Sequence</title>
<synopsis>hdl = loglog(X,Y)</synopsis>
</refsynopsisdiv>
<refsection>
<title>Parameters</title>
<variablelist>
<varlistentry>
<term>X</term>
<listitem>
<para>1 by n or m by n matrix</para>
</listitem>
</varlistentry>
<varlistentry>
<term>Y</term>
<listitem>
<para>1 by n or m by n matrix</para>
</listitem>
</varlistentry>
<varlistentry>
<term>hdl</term>
<listitem>
<para>Handle of the created Polyline entity</para>
</listitem>
</varlistentry>
</variablelist>
</refsection>
<refsection>
<title>Description</title>
<para>LOGLOG(...) is the same as PLOT(...), except a logarithmic (base 10)
scale is used for the X-axis and the Y-axis. </para>
</refsection>
<refsection>
<title>Examples</title>
<programlisting role="example">
w=logspace(-2,2,512);
s=%i*w;g=[];
for alpha=logspace(-2,1,5);
g=[g;(1)./(s.^2+alpha*s+1)];
end
loglog(w,abs(g));</programlisting>
<screenshot>
<mediaobject>
<imageobject>
<imagedata fileref="loglog.png"/>
</imageobject>
</mediaobject>
</screenshot>
</refsection>
<refsection>
<title>See Also</title>
<simplelist type="inline">
<member>
<link linkend="semilogx">semilogx</link>
</member>
<member>
<link linkend="semilogy">semilogy</link>
</member>
</simplelist>
</refsection>
<refsection>
<title>Authors</title>
<simplelist type="vert">
<member>Stphane Mottelet</member>
</simplelist>
</refsection>
</refentry>
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