Fri, 06 Jun 1997 10:47:16 +0200 Tidying and simplification of declarations
paulson [Fri, 06 Jun 1997 10:47:16 +0200] rev 3424
Tidying and simplification of declarations
Fri, 06 Jun 1997 10:46:26 +0200 Much polishing of proofs
paulson [Fri, 06 Jun 1997 10:46:26 +0200] rev 3423
Much polishing of proofs
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