oheimb [Thu, 12 Mar 1998 13:13:19 +0100] rev 4741
addloop: added warning in case of overwriting a looper
nipkow [Thu, 12 Mar 1998 12:49:24 +0100] rev 4740
Made mutual simplification of prems a special case.
nipkow [Thu, 12 Mar 1998 12:48:49 +0100] rev 4739
Used merge_alists for loopers.
paulson [Thu, 12 Mar 1998 10:40:08 +0100] rev 4738
New, stronger rewrites
paulson [Thu, 12 Mar 1998 10:39:19 +0100] rev 4737
The theorem nat_neqE, and some tidying
paulson [Thu, 12 Mar 1998 10:37:58 +0100] rev 4736
New laws, mostly generalizing old "pred" ones
paulson [Wed, 11 Mar 1998 14:54:41 +0100] rev 4735
spy_analz_tac now handles individual conjuncts properly
paulson [Wed, 11 Mar 1998 11:05:30 +0100] rev 4734
new theorem
paulson [Wed, 11 Mar 1998 11:05:14 +0100] rev 4733
New theorem Image_eq_UN; deleted the silly vimage_inverse_Image
paulson [Wed, 11 Mar 1998 11:03:43 +0100] rev 4732
Arith.thy -> thy; proved a few new theorems