signum() evaluation is too slow

• Subject: signum() evaluation is too slow
• From: Richard Fateman
• Date: Thu, 28 Jan 2010 21:42:20 -0800

>
> What is maxima doing here that takes so long?
It is calling factor.

do  :lisp (trace factor)


Why? probably looking to take out a sign from one of the factors?

RJF

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