2011/12/11 William Stein <wst...@gmail.com>: > sage: parent(gcd(Mod(5,7), 7)) > Integer Ring > > which... sucks! I consider this a bug. We should definitely have > that the gcd is in parent(Mod(5,7)).
This bug seems to be as old as http://trac.sagemath.org/sage_trac/ticket/4443 If "a" in "gcd(a,b)" has no attribute "gcd", then both are coerced to ZZ before taking a gcd. -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org