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<A NAME=ARG>

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



<B>ARG</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>operator</B><P>
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 <P>
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If 
<A HREF=r37_0274.html>complex</A> and 
<A HREF=r37_0330.html>rounded</A> are on, and arg 
evaluates to a complex number, <em>arg</em> returns the polar angle of 
arg, measured in radians. Otherwise an expression in arg is 
returned. 
<P>
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 <P> <H3> 
examples: </H3>
<P><PRE><TT>
arg(3+4i) 

  ARG(3 + 4*I) 


on rounded, complex; 

ws; 

  0.927295218002 


arg a; 

  ARG(A)

</TT></PRE><P>