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<A NAME=taylorseriesp>

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



<B>TAYLORSERIESP</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
<P>
 
 This operator may be used to determine if its argument is a Taylor 
 kernel. 
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 <P> <H3> 
syntax: </H3>
<em>taylorseriesp</em>(&lt;expression&gt;) or <em>taylorseriesp</em> 
 &lt;simple_expression&gt; 
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examples: </H3>
<P><PRE><TT>
    hugo := taylor(exp(x),x,0,2); 

                  1  2      3
  HUGO := 1 + X + -*X  + O(X )
                  2


    if taylorseriesp hugo then OK;

  OK 


    if taylorseriesp(hugo + y) then OK else NO; 


  NO  

</TT></PRE><P>Note that this operator is subject to the same restrictions as, 
 e.g., <em>ordp</em> or <em>numberp</em>, i.e. it may only be used in 
 boolean expressions in <em>if</em> or <em>let</em> statements. 
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