Wed, 19 Oct 1994 09:23:56 +0100 lcp CCL/Gfp/coinduct2, coinduct3: modified proofs to suppress deep unification
Wed, 12 Oct 1994 16:38:58 +0100 wenzelm add_defs: improved error messages;
Wed, 12 Oct 1994 16:34:52 +0100 wenzelm removed old comment;
Wed, 12 Oct 1994 16:34:00 +0100 wenzelm remove _explode, _implode and trfuns;
Wed, 12 Oct 1994 16:32:06 +0100 wenzelm prove_subclass, prove_arity now exported;
Wed, 12 Oct 1994 16:31:01 +0100 wenzelm added is_equals: term -> bool;
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