Thu, 12 Sep 1996 10:40:05 +0200 paulson Tidied many proofs, using AddIffs to let equivalences take
Thu, 12 Sep 1996 10:36:51 +0200 paulson Installed AddIffs, and some code from HOL.ML
Thu, 12 Sep 1996 10:36:06 +0200 paulson Simplification and tidying of definitions
Thu, 12 Sep 1996 10:35:11 +0200 paulson Now hologic.ML is loaded in HOL.ML
Thu, 12 Sep 1996 10:34:21 +0200 paulson New file cladata.ML
Thu, 12 Sep 1996 10:34:01 +0200 paulson Split off classical reasoning code to cladata.ML
Thu, 12 Sep 1996 10:32:43 +0200 paulson Change to best_tac required to prevent looping
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