Re: [GiNaC-list] comparing ex

Hi! On Thu, Aug 18, 2005 at 03:01:07PM +0200, Vera Louise Hauge wrote:

a = a0 + x*a1; b = a0 + a1*x;

If the ex objects are evaluated (symbolically), such that a-b becomes 0, then the test would be finished.

However, how do I evaluate such a expression as a-b symbolically?

ex c = a - b;

Or are there other ways of comparing two such ex objects?

if (a == b) { ... } Bye, Christian -- / Physics is an algorithm \/ http://www.uni-mainz.de/~bauec002/