Sun, 25 Aug 2024 12:43:43 +0200 wenzelm proper flags (amending 1319c729c65d): abbrevs are allowed, free variables are disallowed;
Sat, 24 Aug 2024 23:44:05 +0100 paulson Some tidying
Sat, 24 Aug 2024 14:14:57 +0100 paulson merged
Sat, 24 Aug 2024 14:14:44 +0100 paulson Tidied some messy old proofs
Fri, 23 Aug 2024 23:16:53 +0200 wenzelm merged
Fri, 23 Aug 2024 23:14:39 +0200 wenzelm more markup for syntax consts;
Fri, 23 Aug 2024 22:47:51 +0200 wenzelm more markup for syntax consts;
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