Wed, 14 Jul 1999 13:05:46 +0200 wenzelm improved comment;
Wed, 14 Jul 1999 13:05:28 +0200 wenzelm more marg_comments;
Wed, 14 Jul 1999 12:28:12 +0200 wenzelm Deriving rules in Isabelle;
Wed, 14 Jul 1999 10:41:33 +0200 paulson rewrite add1_zle_eq is no longer in the default simpset
Wed, 14 Jul 1999 10:40:51 +0200 paulson optimization for division by powers of 2
Wed, 14 Jul 1999 10:40:11 +0200 paulson new montonicity theorems
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