# HG changeset patch # User wenzelm # Date 1014318692 -3600 # Node ID 02eb40cde931000cb05757bf7d2468a0a354c7a8 # Parent 9ba7c5358fa00c09edabe697175ec4705ca38564 * HOL: removed obsolete theorem "optionE"; diff -r 9ba7c5358fa0 -r 02eb40cde931 NEWS --- a/NEWS Thu Feb 21 20:11:05 2002 +0100 +++ b/NEWS Thu Feb 21 20:11:32 2002 +0100 @@ -261,6 +261,9 @@ * HOL: renamed rtrancl_into_rtrancl2 to converse_rtrancl_into_rtrancl +* HOL: removed obsolete theorem "optionE" (use "option.exhaust", or +the "cases" method); + * HOL/GroupTheory: group theory examples including Sylow's theorem (by Florian Kammüller);