Thu, 23 Sep 1999 13:06:31 +0200 paulson tidied; added lemma restrict_to_left
Thu, 23 Sep 1999 09:05:44 +0200 nipkow Restructured lin.arith.package and fixed a proof in RComplete.
Thu, 23 Sep 1999 09:04:36 +0200 nipkow Restructured lin.arith.package.
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