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<A NAME=Heaviside>

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



<B>HEAVISIDE</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
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The <em>Heaviside</em> operator returns the Heaviside function. 
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Heaviside(~w) =&gt; if (w &lt;0) then 0 else 1 
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when numberp w; 
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syntax: </H3>
<em>Heaviside</em>(&lt;argument&gt;) 
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This operator is often included in the result of the simplification 
of a generalized 
<A HREF=r37_0528.html>hypergeometric</A> function or a 

<A HREF=r37_0529.html>MeijerG</A> function. 
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No simplification is done for this function. 
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