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<refentry xml:id="izak" xml:lang="en"
          xmlns="http://docbook.org/ns/docbook"
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  <refnamediv>
    <refname>izak</refname><refpurpose>Inverse Zak transform.</refpurpose>
  </refnamediv>


  <refsynopsisdiv>
    <title>Calling Sequence</title>
    <synopsis>
      SIG=izak(DZT)
    </synopsis>
  </refsynopsisdiv>

  <refsection>
    <title>Parameters</title>
    <variablelist>
      <varlistentry>
        <term>	DZT :</term>
        <listitem>
          <para> N by M matrix of Zak samples.</para>
        </listitem>
      </varlistentry>
      <varlistentry>
        <term>	SIG :</term>
        <listitem>
          <para> Output signal (M*N,1) containing the inverse Zak transform.</para>
        </listitem>
      </varlistentry>
    </variablelist>
  </refsection>

  <refsection>
    <title>Description</title>
    <para>
      izak computes the inverse Zak transform of matrix DZT.
    </para>
  </refsection>

  <refsection>
    <title>Examples</title>
    <programlisting role="example"><![CDATA[
    sig=fmlin(256); 
    DZT=zak(sig); 
    sigr=izak(DZT);
    norm(sig-sigr)
    ]]></programlisting>
  </refsection>

  <refsection>
    <title>See also</title>
    <simplelist type="inline">
      <member><link linkend="zak">zak</link></member>
      <member><link linkend="tfrgabor">tfrgabor</link></member>
    </simplelist>
  </refsection>

  <refsection>
    <title>Authors</title>
    <simplelist type="vert">
      <member>H. Nahrstaedt - Aug 2010</member>
      <member>	O. Lemoine - February 1996</member>
    </simplelist>
  </refsection>
</refentry>
