Thu, 12 Sep 1996 10:40:05 +0200 Tidied many proofs, using AddIffs to let equivalences take
paulson [Thu, 12 Sep 1996 10:40:05 +0200] rev 1985
Tidied many proofs, using AddIffs to let equivalences take the place of separate Intr and Elim rules. Also deleted most named clasets.
Thu, 12 Sep 1996 10:36:51 +0200 Installed AddIffs, and some code from HOL.ML
paulson [Thu, 12 Sep 1996 10:36:51 +0200] rev 1984
Installed AddIffs, and some code from HOL.ML
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