Plotting singular functions



>>>>> "James" == James Amundson <amundson@users.sourceforge.net> writes:

    James> I'm worried, however, that this line of thought leads to a routine that
    James> produces potentially misleading results. What does a plot of
    James> 	sqrt(sin(x^2+y^2)),[x,-4,4],[y,-4,4]
    James> look like using this algorithm? 

Good question.  But coerce-float-fun takes the realpart, so we get the
realpart of the sqrt.  (Well, the code says that.  I didn't try it.)

Ray