This one had me stumped for a while. I'm using 4.1.1 here, but found the same results in a 4.1.2 notebook. The solve_foo() methods are broken, too; probably as a consequence.
# Good sage: m = matrix([ [(-3/10), (1/5), (1/10)], [(1/5), (-2/5), (2/5)], [(1/10), (1/5), (-1/2)] ]) sage: m.echelon_form() [ 1 0 -3/2] [ 0 1 -7/4] [ 0 0 0] # Bad sage: n = matrix([ [-0.3, 0.2, 0.1], [0.2, -0.4, 0.4], [0.1, 0.2, -0.5] ]) sage: n.echelon_form() [ 1.00000000000000 0.000000000000000 0.000000000000000] [0.000000000000000 1.00000000000000 0.000000000000000] [0.000000000000000 0.000000000000000 1.00000000000000] # Ugly sage: m == n True --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---