<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<!DOCTYPE MAN SYSTEM "../../manrev.dtd">
<MAN>
  <LANGUAGE>eng</LANGUAGE>
  <TITLE>casc</TITLE>
  <TYPE>Scilab Function</TYPE>
  <DATE>April 1993</DATE>
  <SHORT_DESCRIPTION name="casc">  cascade realization of filter from coefficients</SHORT_DESCRIPTION>
  <CALLING_SEQUENCE>
    <CALLING_SEQUENCE_ITEM>[cels]=casc(x,z)  </CALLING_SEQUENCE_ITEM>
  </CALLING_SEQUENCE>
  <PARAM>
    <PARAM_INDENT>
      <PARAM_ITEM>
        <PARAM_NAME>x</PARAM_NAME>
        <PARAM_DESCRIPTION>
          <SP>: (4xN)-matrix where each column is a cascade element, the first two column entries being the numerator coefficients and the second two column entries being the denominator coefficients</SP>
        </PARAM_DESCRIPTION>
      </PARAM_ITEM>
      <PARAM_ITEM>
        <PARAM_NAME>z</PARAM_NAME>
        <PARAM_DESCRIPTION>
          <SP>: string representing the cascade variable</SP>
        </PARAM_DESCRIPTION>
      </PARAM_ITEM>
      <PARAM_ITEM>
        <PARAM_NAME>cels</PARAM_NAME>
        <PARAM_DESCRIPTION>
          <SP>: resulting cascade representation</SP>
        </PARAM_DESCRIPTION>
      </PARAM_ITEM>
    </PARAM_INDENT>
  </PARAM>
  <DESCRIPTION>
    <P>
    Creates cascade realization of filter from a matrix of coefficients
    (utility function).</P>
  </DESCRIPTION>
  <EXAMPLE>
<![CDATA[
x=[1,2,3;4,5,6;7,8,9;10,11,12]
cels=casc(x,'z')
 ]]>
  </EXAMPLE>
</MAN>
