Thu, 24 Sep 1998 15:36:16 +0200 | oheimb | workaround for litte bug in our ln command | changeset | files |
Thu, 24 Sep 1998 15:23:47 +0200 | paulson | Function nat_of now maps negative integers to zero, not their absolute value | changeset | files |
Thu, 24 Sep 1998 15:21:30 +0200 | paulson | renamed some axioms | changeset | files |
Thu, 24 Sep 1998 15:20:29 +0200 | paulson | added correctness proofs for arithmetic | changeset | files |