Sat, 10 Jan 2004 13:35:10 +0100 webertj Adding 'refute' to HOL.
Sat, 10 Jan 2004 12:34:50 +0100 webertj 'refute', 'refute_params'.
Fri, 09 Jan 2004 10:46:18 +0100 paulson Defining the type class "ringpower" and deleting superseded theorems for
(0) -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip