<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<!DOCTYPE MAN SYSTEM "../../manrev.dtd">
<MAN>
  <LANGUAGE>eng</LANGUAGE>
  <TITLE>trfmod</TITLE>
  <TYPE>Scilab Function</TYPE>
  <DATE>April 1993</DATE>
  <SHORT_DESCRIPTION name="trfmod"> poles and zeros display</SHORT_DESCRIPTION>
  <CALLING_SEQUENCE>
    <CALLING_SEQUENCE_ITEM>[hm]=trfmod(h [,job])  </CALLING_SEQUENCE_ITEM>
  </CALLING_SEQUENCE>
  <DESCRIPTION>
    <P>
    To visualize the pole-zero structure of a SISO transfer 
    function <VERB>h</VERB> .
  </P>
    <DESCRIPTION_INDENT>
      <DESCRIPTION_ITEM label="job='p'">
        <SP>: visualization of polynomials (default)</SP>
      </DESCRIPTION_ITEM>
      <DESCRIPTION_ITEM label="job='f'">
        <SP>: visualization of natural frequencies and damping</SP>
      </DESCRIPTION_ITEM>
    </DESCRIPTION_INDENT>
    <P>
    Interactive simplification of <VERB>h</VERB>. <VERB>trfmod</VERB> opens
    a dialog window.</P>
  </DESCRIPTION>
  <SEE_ALSO>
    <SEE_ALSO_ITEM>
      <LINK>poly</LINK>
    </SEE_ALSO_ITEM>
    <SEE_ALSO_ITEM>
      <LINK>simp</LINK>
    </SEE_ALSO_ITEM>
  </SEE_ALSO>
</MAN>
