Thu, 05 Jan 2006 17:14:08 +0100 wenzelm added strict_mutual_rule;
Thu, 05 Jan 2006 17:14:07 +0100 wenzelm RuleCases.strict_mutual_rule;
Thu, 05 Jan 2006 12:09:26 +0100 urbanc changed the name of the type "nOption" to "noption".
Wed, 04 Jan 2006 20:20:25 +0100 urbanc added "fresh_singleton" lemma
Wed, 04 Jan 2006 19:53:39 +0100 urbanc added more documentation; will now try out a modification
Wed, 04 Jan 2006 19:22:53 +0100 nipkow Reversed Larry's option/iff change.
Wed, 04 Jan 2006 17:04:11 +0100 haftmann substantial additions using locales
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