Tue, 19 Dec 2000 15:15:43 +0100 paulson coping with the re-orientation of #nn=x
Tue, 19 Dec 2000 15:14:36 +0100 paulson cancel-factor simproc allows shorter proofs
Tue, 19 Dec 2000 15:06:59 +0100 paulson more tidying
Tue, 19 Dec 2000 15:06:14 +0100 paulson cancel-factor simproc allows a shorter proof
Tue, 19 Dec 2000 13:06:49 +0100 wenzelm improved errors;
Mon, 18 Dec 2000 16:45:17 +0100 nipkow *** empty log message ***
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