NEWS
2000-08-17 wenzelm Isar/Pure: renamed 'RS' attribute to 'THEN';
2000-08-11 paulson ZF arith
2000-08-07 paulson ZF arith
2000-08-01 wenzelm * blast(_tac) now handles actual object-logic rules as assumptions;
2000-07-28 nipkow * HOL/While
2000-07-24 wenzelm * Isar/Provers: intro/elim/dest attributes: changed
2000-07-21 oheimb strengthened force_tac by using new first_best_tac
2000-07-19 paulson // change; also moved entry for AddIffs
2000-07-18 wenzelm * HOL: removed obsolete expand_if = split_if; theorems if_splits =
2000-07-16 wenzelm * tuned AST representation of nested pairs, avoiding bogus output in
2000-07-14 paulson AddIffs
2000-07-13 wenzelm HOL: the disjoint sum is now "<+>" instead of "Plus";
2000-07-12 wenzelm infix 'OF' is a version of 'MRS' with more appropriate argument order;
2000-07-03 wenzelm * added 'nothing' --- the empty list of theorems;
2000-07-01 wenzelm * Isar/HOL/Calculation: new rules for substitution in inequalities
2000-07-01 wenzelm * Isar: removed 'help' command, which hasn't been too helpful anyway;
2000-06-29 wenzelm * formal comments (text blocks etc.) in new-style theories may now
2000-06-29 paulson weak elimination rules
2000-06-16 paulson real simprocs
2000-06-09 wenzelm * browser info session directories are now self-contained (may be put
2000-06-07 wenzelm provide TAGS file for Isabelle sources;
2000-06-02 oheimb added HOL/Prolog
2000-05-31 wenzelm Isar/Pure: removed obsolete 'transfer' attribute (transfer of thms to
2000-05-30 wenzelm * ML: renamed flags Syntax.trace_norm_ast to Syntax.trace_ast; global
2000-05-28 wenzelm case 'antecedent';
2000-05-25 paulson overloading of 0
2000-05-23 nipkow SetInterval
2000-05-22 wenzelm * Pure: changed syntax of local blocks from {{ }} to { };
2000-05-18 wenzelm * HOL/ML: even fewer consts are declared as global (see theories Ord,
2000-05-09 wenzelm tuned;
2000-05-08 paulson more details
2000-05-04 paulson simprocs
2000-04-18 paulson new simprocs for numerals of type "nat"
2000-04-17 wenzelm * improved name spaces: ambiguous output is qualified; support for
2000-04-13 nipkow *** empty log message ***
2000-04-05 wenzelm Isar: simplified (more robust) goal selection of proof methods;
2000-04-01 wenzelm recdef: admit name and atts;
2000-03-30 nipkow recdef
2000-03-30 wenzelm * Isar/Pure: local results and corresponding term bindings are now
2000-03-29 nipkow *** empty log message ***
2000-03-24 wenzelm HOL/ex/Multiquote;
2000-03-24 wenzelm usedir -D: update styles;
2000-03-20 wenzelm improved support for emulating tactic scripts;
2000-03-18 wenzelm tuned;
2000-03-15 wenzelm Isar: splitter support; improved diagnostics;
2000-03-13 wenzelm * HOL: exhaust_tac on datatypes superceded by new case_tac;
2000-03-13 nipkow *** empty log message ***
2000-03-10 nipkow cases_tac
2000-03-09 paulson Factorization
2000-03-08 wenzelm * isatool mkdir provides easy setup of Isabelle session directories,
2000-02-22 wenzelm * Pure now provides its own version of intro/elim/dest attributes;
2000-02-21 wenzelm HOL/record: fixed select-update simplification procedure to handle
2000-02-07 wenzelm intro/elim/dest attributes: changed ! / !! flags to ? / ??;
2000-02-02 wenzelm nat as names;
1999-11-12 wenzelm tuned;
1999-11-11 paulson HOL changes
1999-11-11 wenzelm header;
1999-10-30 wenzelm Isabelle99;
1999-10-22 wenzelm tuned simplifier trace output; new flag debug_simp
1999-10-20 wenzelm the settings environment is now statically scoped;
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