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<A NAME=symmetricp>

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



<B>SYMMETRICP</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
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 <P> <H3> 
syntax: </H3>
<em>symmetricp</em>(&lt;matrix&gt;) 
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&lt;matrix&gt; :- a 
<A HREF=r37_0345.html>matrix</A>. 
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<em>symmetricp</em>is a predicate that returns t if the matrix is symmetric 
and nil otherwise. 
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 <P> <H3> 
examples: </H3>
<P><PRE><TT>

symmetricp(make_identity(11)); 

  t 


symmetricp(A); 

  nil

</TT></PRE><P>Related functions: 
<A HREF=r37_0600.html>matrixp</A>, 
<A HREF=r37_0613.html>squarep</A>. 
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