Fri, 20 Feb 2015 16:59:25 +0000 paulson generalised the results by Eberl
Thu, 19 Feb 2015 16:32:53 +0100 haftmann more canonical order of subscriptions avoids superfluous facts
Thu, 19 Feb 2015 17:01:46 +0000 paulson got rid of linordered_field_class.sign_simps(41) !
Thu, 19 Feb 2015 11:53:36 +0100 haftmann establish unique preferred fact names
Wed, 18 Feb 2015 22:46:48 +0100 haftmann eliminated technical fact alias
Wed, 18 Feb 2015 22:46:48 +0100 haftmann eliminated fact duplicates
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