Sat, 15 Feb 2020 21:15:03 +0100 wenzelm NEWS;
Fri, 14 Feb 2020 20:11:49 +0100 wenzelm Added tag Isabelle2020-RC0 for changeset 21c0b3a9d2f8
Thu, 13 Feb 2020 19:11:35 +0100 nipkow added lemmas
Thu, 13 Feb 2020 07:43:48 +0100 haftmann canonical approach towards lifting
Tue, 11 Feb 2020 19:03:57 +0100 haftmann more instances
Tue, 11 Feb 2020 19:03:56 +0100 haftmann tuned proof
Wed, 12 Feb 2020 21:18:04 +0100 wenzelm afford newer Mercurial version, just before odd problems in 4.0 and 4.1;
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