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<A NAME=NONZERO>

<TITLE>NONZERO</TITLE></A>
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<B>NONZERO</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>declaration</B><P>
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syntax: </H3>
<em>nonzero</em>&lt;identifier&gt;{,&lt;identifier&gt;}* 
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If an 
<A HREF=r37_0211.html>operator</A> <em>f</em> is declared 
<A HREF=r37_0208.html>odd</A>, then <em>f(0)</em> 
is replaced by zero unless <em>f</em> is also declared non zero by the 
declaration <em>nonzero</em>. 
 <P> <H3> 
examples: </H3>
<P><PRE><TT>
        odd f; 

        f(0) 

  0 


        nonzero f; 

        f(0) 

  F(0)

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