Fri, 17 Nov 2000 18:47:33 +0100 | wenzelm | Ring_and_Field; | changeset | files |
Fri, 17 Nov 2000 18:47:15 +0100 | wenzelm | Library/Ring_and_Field.thy; | changeset | files |
Thu, 16 Nov 2000 23:12:58 +0100 | bauerg | rings and fields; | changeset | files |
Thu, 16 Nov 2000 22:33:14 +0100 | wenzelm | Proof.assert_forward; | changeset | files |
Thu, 16 Nov 2000 19:03:26 +0100 | wenzelm | added not_equiv_sym, not_equiv_trans1/2; | changeset | files |
Thu, 16 Nov 2000 19:01:39 +0100 | wenzelm | added abs_mult, abs_eq_0, square_nonzero; | changeset | files |