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<A NAME=MINUS>

<TITLE>MINUS</TITLE></A>
<b><a href=r37_idx.html>INDEX</a></b><p><p>



<B>MINUS</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
<P>
 
The <em>minus</em> operator is a unary minus, returning the negative of its 
argument. It is equivalent to the unary <em>-</em>. 
 <P> <H3> 
syntax: </H3>
<P>
<P>
<em>minus</em>(&lt;expression&gt;) 
<P>
<P>
<P>
<P>
&lt;expression&gt; may be any scalar REDUCE expression. 
<P>
<P>
 <P> <H3> 
examples: </H3>
<P><PRE><TT>
minus(a); 

  - A 


minus(-1); 

  1 


minus((x+1)**4); 

      4      3      2
  - (X  + 4*X  + 6*X  + 4*X + 1)

</TT></PRE><P>