Wed, 21 Oct 2009 08:14:38 +0200 haftmann dropped redundant gen_ prefix
Tue, 20 Oct 2009 16:13:01 +0200 haftmann replaced old_style infixes eq_set, subset, union, inter and variants by generic versions
Wed, 21 Oct 2009 16:41:22 +1100 kleing find_theorems: better handling of abbreviations (by Timothy Bourke)
Wed, 21 Oct 2009 00:36:12 +0200 wenzelm standardized basic operations on type option;
Tue, 20 Oct 2009 23:25:04 +0200 wenzelm eliminated THENL -- use THEN RANGE;
Tue, 20 Oct 2009 22:46:24 +0200 wenzelm tuned;
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