Wed, 27 Jan 1999 16:09:54 +0100 paulson ZF typechecking
Wed, 27 Jan 1999 15:58:22 +0100 paulson automatic insertion of datatype intr rules into claset
Wed, 27 Jan 1999 10:31:31 +0100 paulson new typechecking solver for the simplifier
(0) -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip