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<A NAME=JacobiDS>

<TITLE>JacobiDS</TITLE></A>
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<B>JACOBIDS</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
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The <em>Jacobisn</em> operator returns the Jacobi Elliptic function ds. 
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syntax: </H3>
<em>Jacobids</em>(&lt;expression&gt;,&lt;integer&gt;) 
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examples: </H3>
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Jacobids(98,0.223) 

  - 1.061253961477 


Jacobids(0.36,0.6) 

  2.76693172243692 

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