Wed, 03 Apr 2019 16:38:27 +0100 paulson new theory Library/Poly_Mapping, of almost-everywhere-zero functions
Wed, 03 Apr 2019 15:14:36 +0100 paulson Material concerning exact sequences of groups
Wed, 03 Apr 2019 14:55:30 +0100 paulson Products and sums of a family of groups
Wed, 03 Apr 2019 12:55:27 +0100 paulson new group theory material, mostly ported from HOL Light
Wed, 03 Apr 2019 00:07:26 +0200 wenzelm UHD is standard, HD non-standard;
Tue, 02 Apr 2019 16:58:10 +0200 wenzelm updated for release;
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