2013-06-27 ago manage option "proofs" within theory context -- with minor overhead for primitive inferences;
2013-06-27 ago updated documentation;
2013-06-25 ago dockable window for Isabelle documentation;
2013-06-24 ago improved "isabelle keywords" and "isabelle update_keywords" based on Isabelle/Scala, without requiring to build sessions first;
2013-06-23 ago migration from code_(const|type|class|instance) to code_printing and from code_module to code_identifier
2013-06-23 ago proper diagnostic command 'print_state';
2013-06-18 ago eliminated old "ref" manual;
2013-06-15 ago lifting for primitive definitions;
2013-06-02 ago make reification part of HOL
2013-05-31 ago NEWS about Spec_Check
2013-05-25 ago merged
2013-05-25 ago syntax translations always depend on context;
2013-05-25 ago weaker precendence of syntax for big intersection and union on sets
2013-05-22 ago added isabelle_scala_script wrapper -- NB: portable hash-bang allows exactly one executable, without additional arguments;
2013-05-17 ago renamed 'print_configs' to 'print_options';
2013-05-17 ago proper option quick_and_dirty;
2013-05-17 ago discontinued obsolete isabelle-process options -f and -u;
2013-05-17 ago NEWS;
2013-05-17 ago discontinued obsolete isabelle usedir, mkdir, make;
2013-04-25 ago revert #916271d52466; add non-topological linear_continuum type class; show linear_continuum_topology is a perfect_space
2013-04-25 ago renamed linear_continuum_topology to connected_linorder_topology (and mention in NEWS)
2013-04-24 ago spell conditional_ly_-complete lattices correct
2013-04-23 ago documentation and NEWS
2013-04-22 ago NEWS
2013-04-18 ago simplifier uses proper Proof.context instead of historic type simpset;
2013-04-12 ago modifiers for classical wrappers operate on Proof.context instead of claset;
2013-04-10 ago merged
2013-04-10 ago added ML antiquotation @{theory_context};
2013-04-10 ago NEWS and CONTRIBUTORS
2013-04-02 ago NEWS for 635562bc14ef;
2013-03-27 ago Improvements to the print_dependencies command.
2013-03-27 ago more ambitious Goal.skip_proofs: covers Goal.prove forms as well, and do not insist in quick_and_dirty (for the sake of Isabelle/jEdit);
2013-03-27 ago tuned signature and module arrangement;
2013-03-26 ago dockable window for timing information;
2013-03-25 ago Discontinued theories src/HOL/Algebra/abstract and .../poly.
2013-03-23 ago spelling
2013-03-23 ago fundamental revision of big operators on sets
2013-03-23 ago locales for abstract orders
2013-03-13 ago sessions may be organized via 'chapter' in ROOT;
2013-03-12 ago discontinued "isabelle usedir" option -r (reset session path);
2013-03-11 ago discontinued "isabelle usedir" option -P (remote path);
2013-03-09 ago discontinued theory src/HOL/Library/Eval_Witness -- assumptions do not longer hold in presence of abstract types
2013-02-28 ago discontinued empty name bindings in 'axiomatization';
2013-02-28 ago discontinued obsolete 'axioms' command;
2013-02-27 ago discontinued redundant 'use' command;
2013-02-27 ago discontinued obsolete 'uses' within theory header;
2013-02-22 ago discontinued obsolete src/HOL/IsaMakefile;
2013-02-16 ago restored proper order of NEWS entries (lost due too long-waiting patches)
2013-02-15 ago two target language numeral types: integer and natural, as replacement for code_numeral;
2013-02-15 ago updated news
2013-02-14 ago consolidation of library theories on product orders
2013-02-13 ago merged;
2013-02-10 ago updated PIDE notes;
2013-01-28 ago tuned;
2013-01-26 ago clarified NEWS on isabelle build and mkroot;
2013-01-25 ago tuned;
2013-01-31 ago remove unnecessary assumption from real_normed_vector
2013-01-20 ago back to post-release mode -- after fork point;
2013-01-20 ago updated for release;
2013-01-20 ago misc tuning for release;