<?xml version="1.0" encoding="ISO-8859-1" standalone="no"?>
<!DOCTYPE MAN SYSTEM "../../manrev.dtd">
<MAN>
  <LANGUAGE>eng</LANGUAGE>
  <TITLE>sign</TITLE>
  <TYPE>Scilab Function</TYPE>
  <DATE>April 1993</DATE>
  <SHORT_DESCRIPTION name="sign"> sign function</SHORT_DESCRIPTION>
  <DESCRIPTION>
    <P><VERB>X=sign(A)</VERB> returns the matrix made
    of the signs of <VERB>A(i,j)</VERB>.For complex <VERB>A</VERB>, <VERB>sign(A) = A./abs(A)</VERB>.
    function.</P>
  </DESCRIPTION>
  <EXAMPLE>
<![CDATA[
sign(rand(2,3))
sign(1+%i)
 ]]>
  </EXAMPLE>
  <SEE_ALSO>
    <SEE_ALSO_ITEM>
      <LINK>abs</LINK>
    </SEE_ALSO_ITEM>
  </SEE_ALSO>
</MAN>
