Fri, 29 Jul 1994 13:28:39 +0200 lcp renamed union_iff to Union_iff
Fri, 29 Jul 1994 13:21:26 +0200 lcp revised for new theory system: removal of ext, addition of thy_name
Fri, 29 Jul 1994 11:09:45 +0200 lcp Inductive defs need no longer mention SigmaI/E2
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