src/ZF/ZF.thy
2007-05-31 wenzelm tuned ML setup;
2006-01-29 wenzelm declare atomize/defn for Ball;
2005-12-15 wenzelm removed obsolete/unused setup_induction;
2005-10-07 wenzelm replaced _K by dummy abstraction;
2005-06-17 haftmann migrated theory headers to new format
2005-02-01 paulson the new subst tactic, by Lucas Dixon
2004-06-08 paulson Groups, Rings and supporting lemmas
2004-06-01 wenzelm removed obsolete sort 'logic';
2004-04-14 kleing use more symbols in HTML output
2003-10-10 paulson finalconsts
2003-07-10 paulson Changed many Intersection rules from i:I to I~=0 to avoid introducing a new
2003-06-27 paulson Conversion of AllocBase to new-style
2003-01-15 paulson more new-style theories
2002-05-23 paulson new definition of "apply" and new simprule "beta_if"
2002-05-13 paulson quotes around types
2002-05-08 paulson the new predicate "relation"
2002-05-07 wenzelm tuned;
2002-02-15 paulson a new definition of "restrict"
2002-01-15 paulson split can now be unfolded even with one argument
2001-12-19 paulson separation of the AC part of Main into Main_ZFC, plus a few new lemmas
2001-11-08 wenzelm eliminated old "symbols" syntax, use "xsymbols" instead;
2001-05-21 paulson fixed the X-symbol syntax for lambda
2001-03-30 paulson the one-point rule for bounded quantifiers
2000-09-14 wenzelm tuned spacing of symbols syntax;
2000-08-24 paulson added some xsymbols, and tidied
1999-03-10 wenzelm HTML output;
1999-01-07 paulson if-then-else syntax for ZF
1997-10-20 wenzelm local;
1997-10-16 wenzelm global;
1997-10-10 wenzelm fixed dots;
1997-09-22 wenzelm tuned pattern syntax;
1997-04-29 wenzelm deactivated new symbols (not yet printable on xterm, emacs);
1997-04-29 wenzelm added \<langle>, \<rangle> symbols syntax;
1997-04-02 paulson Moved definitions (binary intersection, etc.) from upair.thy back to ZF.thy
1997-01-23 wenzelm added symbols syntax;
1997-01-03 paulson Implicit simpsets and clasets for FOL and ZF
1996-12-02 wenzelm removed out-dated comment;
1996-02-06 clasohm expanded tabs
1995-12-09 clasohm removed quotes from consts and syntax sections
1995-06-22 clasohm removed \...\ inside strings
1995-05-10 nipkow Modified translation for pattern abstraction.
1995-05-04 lcp Added pattern-matching code from CHOL/Prod.thy. Changed
1994-11-03 lcp ZF: NEW DEFINITION OF PI(A,B)
1994-10-31 lcp ZF/ZF.thy: added precedences to @RepFun to disambiguate phrases like {x:A.x:B}
1994-10-12 wenzelm fixed infix names in print_translations;
1994-09-21 wenzelm minor cleanup, added 'syntax' section;
1994-08-12 lcp installation of new inductive/datatype sections
1994-07-26 lcp Axiom of choice, cardinality results, etc.
1994-05-03 lcp removal of obsolete type-declaration syntax
1993-10-25 wenzelm added white-space;
1993-10-11 wenzelm "The" now a binder, removed translation;
1993-10-07 lcp added ~: for "not in"
1993-09-16 clasohm Initial revision
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