Wed, 11 Jan 1995 18:47:03 +0100 lcp Proved ord_isoI, ord_iso_refl. Simplified proof of
Wed, 11 Jan 1995 18:42:06 +0100 lcp Proved cadd_cmult_distrib.
Wed, 11 Jan 1995 18:30:37 +0100 lcp Now proof of Ord_jump_cardinal uses
Wed, 11 Jan 1995 18:21:39 +0100 lcp Added Krzysztof's theorem LeastI2. Proof of sum_eqpoll_cong
Wed, 11 Jan 1995 13:25:23 +0100 wenzelm pretty_gram: now sorts productions;
Wed, 11 Jan 1995 10:57:39 +0100 wenzelm removed print_sign, print_axioms;
Wed, 11 Jan 1995 10:53:22 +0100 wenzelm slightly changed OFCLASS syntax;
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