src/HOL/Library/Countable_Set.thy
Thu, 03 Jul 2025 13:53:14 +0200 nipkow removed duplicate lemma; added the notion of the kernel of a function
Mon, 26 Jun 2023 14:38:19 +0100 paulson New and generalised analysis lemmas
Mon, 30 Jan 2023 15:24:17 +0000 paulson Moved in a large number of highly useful library lemmas, mostly due to Manuel Eberl
Mon, 04 Oct 2021 12:32:50 +0100 paulson new material from the Roth development, mostly about finite sets, disjoint famillies and partitions
Mon, 20 Sep 2021 13:52:09 +0200 wenzelm tuned proofs --- eliminated 'guess';
Wed, 20 May 2020 15:00:25 +0100 paulson A few new theorems, plus some tidying up
Wed, 17 Apr 2019 17:48:28 +0100 paulson Lindelöf spaces and supporting material
Mon, 14 Jan 2019 18:35:03 +0000 haftmann tuned proofs
Thu, 30 Aug 2018 17:20:54 +0200 Manuel Eberl Some basic materials on filters and topology
Thu, 15 Feb 2018 12:11:00 +0100 wenzelm more symbols;
Wed, 10 Jan 2018 15:25:09 +0100 nipkow ran isabelle update_op on all sources
Fri, 30 Sep 2016 16:08:38 +0200 hoelzl HOL-Probability: more about probability, prepare for Markov processes in the AFP
Wed, 10 Aug 2016 14:50:59 +0200 wenzelm tuned proofs;
Tue, 14 Jun 2016 15:34:21 +0100 paulson new results about topology
Tue, 24 May 2016 13:57:04 +0100 paulson new theorem
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