2012-11-17 ago tuned signature;
2012-08-11 ago faster compilation of ML with antiquotations: static ML_context is bound once in auxiliary structure Isabelle;
2012-04-14 ago outermost SELECT_GOAL potentially improves performance;
2012-03-31 ago tuned signature;
2012-03-18 ago maintain generic context naming in structure Name_Space (NB: empty = default_naming, init = local_naming);
2012-03-17 ago proper naming of simprocs according to actual target context;
2012-03-03 ago tuned;
2012-02-14 ago tuned signature;
2011-11-24 ago modernized some old-style infix operations, which were left over from the time of ML proof scripts;
2011-11-23 ago modernized some old-style infix operations, which were left over from the time of ML proof scripts;
2011-11-06 ago more explicit representation of rule_attribute vs. declaration_attribute vs. mixed_attribute;
2011-11-03 ago tuned -- Variable.declare_term is already part of Variable.auto_fixes;
2011-10-28 ago uniform Local_Theory.declaration with explicit params;
2011-10-28 ago tuned signature -- refined terminology;
2011-08-08 ago misc tuning -- eliminated old-fashioned rep_thm;
2011-06-29 ago tuned signature;
2011-06-29 ago simplified/unified Simplifier.mk_solver;
2011-06-27 ago ML antiquotations are managed as theory data, with proper name space and entity markup;
2011-05-13 ago clarified map_simpset versus Simplifier.map_simpset_global;
2011-05-13 ago proper Proof.context for classical tactics;
2011-04-23 ago added Name_Space.check/get convenience;
2011-04-23 ago clarified check_simproc (with report) vs. the_simproc;
2011-04-23 ago proper binding/report of defined simprocs;
2011-04-17 ago report Name_Space.declare/define, relatively to context;
2011-04-16 ago PARALLEL_GOALS for method "simp_all";
2011-04-16 ago modernized structure Proof_Context;
2010-12-22 ago tuned comment
2010-12-17 ago more explicit references to structure Raw_Simplifier;
2010-12-17 ago renamed structure MetaSimplifier to raw_Simplifer, to emphasize its meaning;
2010-12-17 ago clarified exports of structure Simplifier;
2010-08-25 ago renamed Simplifier.simproc(_i) to Simplifier.simproc_global(_i) to emphasize that this is not the real thing;
2010-06-15 ago tuned whitespace
2010-05-31 ago modernized some structure names, keeping a few legacy aliases;
2010-05-03 ago renamed ProofContext.init to ProofContext.init_global to emphasize that this is not the real thing;
2010-04-30 ago export Simplifier.with_context;
2010-04-30 ago conditional warnings: explicitly observe context visibility flag, not just accidental presence of a context;
2010-04-29 ago proper context for mksimps etc. -- via simpset of the running Simplifier;
2010-03-06 ago eliminated Args.bang_facts (legacy feature);
2010-02-19 ago renamed Simplifier.theory_context to Simplifier.global_context to emphasize that this is not the real thing;
2009-11-13 ago modernized structure Local_Theory;
2009-11-10 ago define simprocs: do not apply target_morphism prematurely, this is already done in LocalTheory.declaration;
2009-11-08 ago adapted Generic_Data, Proof_Data;
2009-11-05 ago adapted LocalTheory.declaration;
2009-10-25 ago LocalTheory.naming_of;
2009-10-25 ago make SML/NJ happy;
2009-10-24 ago maintain explicit name space kind;
2009-10-24 ago renamed NameSpace to Name_Space -- also to emphasize its subtle change in semantics;
2009-10-24 ago eliminated separate stamp -- NameSpace.define/merge etc. ensure uniqueness already;
2009-09-30 ago eliminated dead code;
2009-09-29 ago explicit indication of Unsynchronized.ref;
2009-07-23 ago renamed simpset_of to global_simpset_of, and local_simpset_of to simpset_of -- same for claset and clasimpset;
2009-07-21 ago proper context for Display.pretty_thm etc. or old-style versions Display.pretty_thm_global, Display.pretty_thm_without_context etc.;
2009-05-30 ago modernized method setup;
2009-03-20 ago Disposed old declarations, tactics, tactic combinators that refer to the simpset or claset of an implicit theory;
2009-03-15 ago simplified attribute setup;
2009-03-13 ago eliminated type Args.T;
2009-03-13 ago unified type Proof.method and pervasive METHOD combinators;
2009-03-12 ago renamed NameSpace.bind to NameSpace.define;
2009-03-08 ago added dest_ss;
2009-03-07 ago renamed rep_ss to MetaSimplifier.internal_ss;