
<A NAME=BESSELY>

<TITLE>BESSELY</TITLE></A>
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<B>BESSELY</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
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The <em>BesselY</em> operator returns the Bessel function of the second kind. 
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syntax: </H3>
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<em>BesselY</em>(&lt;order&gt;,&lt;argument&gt;) 
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examples: </H3>
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BesselY (1/2,pi); 

  - sqrt(2) / pi 


on rounded; 

BesselY (1,3); 

  0.324674424792

</TT></PRE><P>The operator <em>BesselY</em> is also called Weber's function. 
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