isabelle: Changelog

paulson <lp15@cam.ac.uk> [Wed, 03 Apr 2019 16:38:27 +0100] rev 70042

new theory Library/Poly_Mapping, of almost-everywhere-zero functions

paulson <lp15@cam.ac.uk> [Wed, 03 Apr 2019 15:14:36 +0100] rev 70041

Material concerning exact sequences of groups

paulson <lp15@cam.ac.uk> [Wed, 03 Apr 2019 14:55:30 +0100] rev 70040

Products and sums of a family of groups

paulson <lp15@cam.ac.uk> [Wed, 03 Apr 2019 12:55:27 +0100] rev 70039

new group theory material, mostly ported from HOL Light

wenzelm [Wed, 03 Apr 2019 00:07:26 +0200] rev 70038

UHD is standard, HD non-standard;

wenzelm [Tue, 02 Apr 2019 16:58:10 +0200] rev 70037

updated for release;

wenzelm [Tue, 02 Apr 2019 16:55:56 +0200] rev 70036

merged

wenzelm [Tue, 02 Apr 2019 15:16:56 +0200] rev 70035

Added tag Isabelle2019-RC0 for changeset 6f2ab7f150f6

wenzelm [Tue, 02 Apr 2019 14:56:32 +0200] rev 70034

updated for release;

wenzelm [Tue, 02 Apr 2019 14:51:27 +0200] rev 70033

eliminated hard TABs;

isabelle