src/ZF/Rel.thy
Thu, 22 Jun 1995 17:13:05 +0200 clasohm removed \...\ inside strings
Tue, 29 Nov 1994 00:31:31 +0100 lcp replaced "rules" by "defs"
Tue, 21 Jun 1994 17:20:34 +0200 lcp Addition of cardinals and order types, various tidying
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