Wed, 09 Nov 2022 16:39:45 +0100 desharna added lemma reflp_on_reflclp[simp]
Wed, 09 Nov 2022 16:45:12 +0100 desharna strengthened lemma reflp_rtranclp and renamed to reflp_on_rtranclp
Wed, 09 Nov 2022 21:14:20 +0100 wenzelm more robust selection: avoid duplicates via "batch" number;
Wed, 09 Nov 2022 20:30:52 +0100 wenzelm tuned GUI;
Wed, 09 Nov 2022 19:42:21 +0100 wenzelm clarified GUI.Selector, with support for separator as pseudo-entry;
Wed, 09 Nov 2022 14:20:52 +0100 wenzelm clarified GUI state;
Wed, 09 Nov 2022 13:33:32 +0100 wenzelm clarified file names;
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