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<A NAME=Fresnel_C>

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



<B>FRESNEL_C</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
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The <em>Fresnel_C</em> operator represents Fresnel's Cosine function. 
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syntax: </H3>
<em>Fresnel_C</em>(&lt;expression&gt;) 
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examples: </H3>
<P><PRE><TT>
int(cos(t^2*pi/2),t,0,x); 

  fresnel_c(x) 


on rounded; 

fresnel_c(2.1); 

  0.581564135061

</TT></PRE><P>The operator <em>Fresnel_C</em> has a limited numeric evaluation o
f 
large values of its argument. 
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