A one character fix :)
(%i1) assume(notequal(a,0));
(%o1) [notequal(a,0)]
(%i2) sign(a);
(%o2) pn
--Barton
________________________________________
Going crazy here... how can one declare that a constant is not zero.
I would like to do something like
assume (noequal(c,0))
but is not working
Thanks
--
M. Sc. Juan Pablo Carbajal
-----
PhD Student
University of Z?rich
http://ailab.ifi.uzh.ch/carbajal/
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