Fri, 12 Aug 1994 10:20:07 +0200 lcp re-organized using new theory sections
Mon, 08 Aug 1994 16:45:08 +0200 nipkow Simplified some proofs. Added some type assumptions to the introduction rules.
Thu, 04 Aug 1994 12:39:28 +0200 lcp fixed spelling
Thu, 04 Aug 1994 11:51:30 +0200 lcp addition of show_brackets
Thu, 04 Aug 1994 11:45:59 +0200 lcp addition of show_brackets
Wed, 03 Aug 1994 09:45:42 +0200 nipkow improved show_brackets again - Trueprop does not create () any more.
Tue, 02 Aug 1994 20:08:57 +0200 nipkow minimized () in forced printing of barckets (show_brackets)
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