Fri, 01 Jul 1994 11:03:42 +0200 clasohm replaced extend_theory by new add_* functions;
Wed, 29 Jun 1994 12:13:03 +0200 clasohm added parentheses made necessary by new constrain precedence
Wed, 29 Jun 1994 12:03:41 +0200 clasohm added parentheses made necessary by change of constrain's precedence
Wed, 29 Jun 1994 12:01:17 +0200 clasohm changed precedence of constrain to [4, 0], 3
Fri, 24 Jun 1994 13:01:53 +0200 lcp FOL/FOL.ML/excluded_middle_tac: new
Fri, 24 Jun 1994 10:45:02 +0200 lcp Pure/tactic/subgoals_tac: new (moved from ZF/Order.ML)
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