Sat, 22 Apr 1995 13:25:31 +0200 nipkow HOL.thy:
Sat, 22 Apr 1995 12:21:41 +0200 nipkow I have modified the grammar for idts (sequences of identifiers with optional
Wed, 19 Apr 1995 19:15:29 +0200 nipkow Simplified proofs thanks to addss.
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