Thu, 10 Sep 1998 18:07:06 +0200 paulson equals0D
Thu, 10 Sep 1998 18:06:39 +0200 paulson well-formed asym rules; also adds less_irrefl, le_refl since order_refl
Thu, 10 Sep 1998 17:50:06 +0200 paulson added proof of final result...
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