NEWS
2015-07-12 Lars Hupel 2015-07-12 Quickcheck setup for finite sets
2015-07-09 wenzelm 2015-07-09 SUBPROOF and Subgoal.FOCUS combinators use anonymous quasi-bound variables (like the Simplifier);
2015-07-08 haftmann 2015-07-08 avoid explicit definition of the relation of associated elements in a ring -- prefer explicit normalization instead
2015-07-05 wenzelm 2015-07-05 simplified Thm.instantiate and derivatives: the LHS refers to non-certified variables -- this merely serves as index into already certified structures (or is ignored);
2015-07-02 wenzelm 2015-07-02 documentation for 'subgoal' command;
2015-07-01 wenzelm 2015-07-01 tuned;
2015-06-30 wenzelm 2015-06-30 renamed "default" to "standard", to make semantically clear what it is;
2015-06-30 wenzelm 2015-06-30 tuned;
2015-06-29 wenzelm 2015-06-29 improved scheduling for urgent tasks, using farm of replacement threads (may lead to factor 2 overloading, but CPUs are usually hyperthreaded);
2015-06-27 wenzelm 2015-06-27 premises in 'show' are treated like 'assume';
2015-06-26 blanchet 2015-06-26 updated SystemOnTPTP URL
2015-06-25 wenzelm 2015-06-25 implicit goal cases are legacy;
2015-06-25 wenzelm 2015-06-25 added method "goals" for proper subgoal cases;
2015-06-24 wenzelm 2015-06-24 clarified 'case' command;
2015-06-22 wenzelm 2015-06-22 support 'when' statement, which corresponds to 'presume';
2015-06-22 wenzelm 2015-06-22 added method "sleep";
2015-06-22 wenzelm 2015-06-22 clarified nesting of Isar goal structure; tuned message;
2015-06-19 wenzelm 2015-06-19 merged
2015-06-19 wenzelm 2015-06-19 discontinued unused 'defer_recdef';
2015-06-19 haftmann 2015-06-19 separate class for notions specific for integral (semi)domains, in contrast to fields where these are trivial
2015-06-19 haftmann 2015-06-19 generalized some theorems about integral domains and moved to HOL theories
2015-06-19 nipkow 2015-06-19 renamed multiset_of -> mset
2015-06-18 nipkow 2015-06-18 NEWS
2015-06-17 nipkow 2015-06-17 NEWS
2015-06-15 wenzelm 2015-06-15 vacuous fact `TERM x`;
2015-06-15 wenzelm 2015-06-15 tuned whitespace;
2015-06-14 wenzelm 2015-06-14 improved treatment of Element.Obtains via Expression.prepare_stmt; discontinued pointless all_types ctxt: prep_var is always sequential;
2015-06-13 wenzelm 2015-06-13 merged
2015-06-13 wenzelm 2015-06-13 more on 'consider' and related concepts;
2015-06-13 wenzelm 2015-06-13 implicit rule for method "cases";
2015-06-13 wenzelm 2015-06-13 renamed "prems" to "that";
2015-06-12 haftmann 2015-06-12 uniform _ div _ as infix syntax for ring division
2015-06-10 wenzelm 2015-06-10 merged
2015-06-10 wenzelm 2015-06-10 support for "if prems" in local goal statements;
2015-06-09 wenzelm 2015-06-09 more uniform treatment of auto bindings vs. explicit user bindings; misc tuning;
2015-06-09 wenzelm 2015-06-09 allow for_fixes for 'have', 'show' etc.; tuned signature;
2015-06-09 wenzelm 2015-06-09 clarified abstracted term bindings (again, see c8384ff11711);
2015-06-10 fleury 2015-06-10 tuned
2015-06-10 Mathias Fleury 2015-06-10 tuned
2015-06-10 Mathias Fleury 2015-06-10 Renaming multiset operators < ~> <#,...
2015-06-08 wenzelm 2015-06-08 clarified abstracted term bindings;
2015-06-08 wenzelm 2015-06-08 more careful treatment of term bindings in 'obtain' proof body; tuned signature;
2015-06-05 wenzelm 2015-06-05 added Isar command 'supply';
2015-06-05 wenzelm 2015-06-05 tuned;
2015-06-01 haftmann 2015-06-01 separate class for division operator, with particular syntax added in more specific classes
2015-06-01 haftmann 2015-06-01 explicit argument expansion of uncheck rules; rewriting of user-space type system must behave similarly to abbreviations
2015-06-01 wenzelm 2015-06-01 discontinued legacy;
2015-05-29 blanchet 2015-05-29 removed model checks from Nitpick
2015-05-28 blanchet 2015-05-28 made Auto Sledgehammer behave more like the real thing
2015-05-25 wenzelm 2015-05-25 merged, resolving conflicts in Admin/isatest/settings/afp-poly and src/HOL/Tools/Nitpick/nitpick_model.ML;
2015-05-23 wenzelm 2015-05-23 clarified NEWS: document_files are officially required since Isabelle2014, but the absence was tolerated as legacy feature;
2015-05-17 wenzelm 2015-05-17 added Eisbach manual, using version 8845c4cb28b6 of its Bitbucket repository;
2015-05-07 wenzelm 2015-05-07 use display_graph_old for locale_deps, to show a bit more than nothing for cyclic graphs;
2015-05-05 wenzelm 2015-05-05 tuned;
2015-05-04 wenzelm 2015-05-04 tuned;
2015-05-04 kuncar 2015-05-04 NEWS
2015-05-04 nipkow 2015-05-04 no more simp_legacy_precond
2015-04-19 wenzelm 2015-04-19 back to post-release mode -- after fork point;
2015-04-17 wenzelm 2015-04-17 added Eisbach, using version 3752768caa17 of its Bitbucket repository;
2015-04-17 wenzelm 2015-04-17 tuned;