> I have quite an old version running under windows XP (32 bit), namely > GAP4P4R4 which behaves as you describe, and another version under 64-bit > Linux, namly GAP4P4R10, which behaves correctly.
The problem happens for me with the latest GAP (4.4.10) on Windows XP. So (as usual) it must be Windows that's the problem. >> gap> Intersection([1..3],[1..3]); >> [ 1 .. 3 ] >> gap> Intersection([-3..-1],[-3..-1]); >> [ -3 .. -1 ] >> gap> Intersection([-1..1],[-1..1]); >> [ ] Matt. ____________________________________________________ Matthew Fayers Queen Mary, University of London Mile End Road London E1 4NS U.K. _______________________________________________ Forum mailing list [email protected] http://mail.gap-system.org/mailman/listinfo/forum
