isabelle: Graph

implemented general slicing for ATPs, especially E 1.2w and above
2011-04-21, by blanchet
fixed typo in documentation
2011-04-21, by blanchet
more robust scanning of iterated comments, such as "(* (**) (**) *)";
2011-04-21, by wenzelm
discontinuend obsolete Thm.definitionK, which was hardly ever well-defined;
2011-04-21, by wenzelm
eliminated Display.string_of_thm_without_context;
2011-04-20, by wenzelm
merged;
2011-04-20, by wenzelm
merged
2011-04-20, by blanchet
worked around Kodkodi limitation with parsing {}, where it cannot easily deduce its arity -- without this workaround, Kodkod sometimes generates arity errors in conjunction with the "need" option since change 614ff13dc5d2
2011-04-20, by blanchet
adding two further code-generator internal constants to the blacklist of Mutabelle
2011-04-20, by bulwahn
adding examples for Quickcheck used within locales
2011-04-20, by bulwahn
handling the case where quickcheck is used in a locale with no known interpretation user-friendly
2011-04-20, by bulwahn
added template diff against newer mercurials, where the 'ago' duplication has been fixed
2011-04-20, by krauss
use unified diff format (diff -Naur), which is much more robust and generally preferred -- previous patch failed to apply even in simple situations
2011-04-20, by krauss
hg template diff: renamed to reflect the base version (which silently changed in caf19101073d, by accident?)
2011-04-20, by krauss
standardized some ML aliases;
2011-04-20, by wenzelm
avoid Display.string_of_thm_without_context;
2011-04-20, by wenzelm
eliminated global references / critical sections via context data;
2011-04-20, by wenzelm
explicit context for Codegen.eval_term etc.;
2011-04-20, by wenzelm
added Theory.nodes_of convenience;
2011-04-20, by wenzelm
updated reference machines;
2011-04-20, by wenzelm
migrated macbroy6 to macbroy30, which is the new "mobile" server (2 cores, 4 GB, Mac OS 10.5);
2011-04-20, by wenzelm
merged
2011-04-20, by wenzelm
increase "auto"'s timeout in example to help SML/NJ
2011-04-20, by blanchet
making the evaluation of HOL.implies lazy even in strict languages by mapping it to an if statement
2011-04-20, by bulwahn
merged
2011-04-19, by blanchet
avoid relying on "Thm.definitionK" to pick up definitions -- this was an old hack related to locales (to avoid expanding locale constants to their low-level definition) that is no longer necessary
2011-04-19, by blanchet
merged
2011-04-19, by berghofe
- renamed enum type class to spark_enum, to avoid confusion with
2011-04-19, by berghofe
use "Spec_Rules" for finding axioms -- more reliable and cleaner
2011-04-19, by blanchet
optimize trivial equalities early in Nitpick -- it shouldn't be the job of the peephole optimizer
2011-04-19, by blanchet
remove a few Nitpick calls in examples -- another step toward making them run faster
2011-04-19, by blanchet
check arity of bound variables to avoid generating too large Kodkod problems -- an issue that arose in the context of TPTP/CASC
2011-04-19, by blanchet
eliminated Codegen.mode in favour of explicit argument;
2011-04-19, by wenzelm
less bulky "_position", for improved readability of parse trees;
2011-04-19, by wenzelm
added more elementary Skip_Proof.make_thm_cterm;
2011-04-19, by wenzelm
explicit markup for loose bounds;
2011-04-19, by wenzelm
prefer internal types, via Simple_Syntax.read_typ;
2011-04-19, by wenzelm
eliminated obsolete Proof_Syntax.strip_sorts_consttypes;
2011-04-19, by wenzelm
split Type_Infer into early and late part, after Proof_Context;
2011-04-19, by wenzelm
minor tuning and modernization;
2011-04-19, by wenzelm
slightly more special eq_list/eq_set, with shortcut involving pointer_eq;
2011-04-19, by wenzelm
simplified check/uncheck interfaces: result comparison is hardwired by default;
2011-04-19, by wenzelm
updated some theory primitives, which now depend on auxiliary context;
2011-04-19, by wenzelm
more precise treatment of existing type inference parameters;
2011-04-19, by wenzelm
pretty_abbrev: read abbreviation more directly;
2011-04-18, by wenzelm
tuned signature;
2011-04-18, by wenzelm
raised timeouts further, for SML/NJ!
2011-04-18, by krauss
Package prefix is now taken into account when looking up user-defined
2011-04-18, by berghofe
merged
2011-04-18, by wenzelm
recovered Theory.check_def: full name needs to be determined from background thy, not auxiliary ctxt (broken in 774df7c59508, caused Nitpick.all_axioms_of to produce bad results);
2011-04-18, by wenzelm
scheduler for Mutabelle regression
2011-04-18, by krauss
tool for importing nightly isatest logs
2011-04-18, by krauss
adding bounded_forall tester
2011-04-18, by bulwahn
creating generic test_term function; corrected instantiate_exhaustive_datatype; tuned
2011-04-18, by bulwahn
pass plain Proof.context for pretty printing;
2011-04-18, by wenzelm
standardized aliases of operations on tsig;
2011-04-18, by wenzelm
pass plain Proof.context for pretty printing;
2011-04-18, by wenzelm
tuned;
2011-04-18, by wenzelm
simplified Sorts.class_error: plain Proof.context;
2011-04-18, by wenzelm
pass plain Proof.context for pretty printing;
2011-04-18, by wenzelm
simplified pretty printing context, which is only required for certain kernel operations;
2011-04-18, by wenzelm
provide structure Syntax early (before structure Type), back-patch check/uncheck later;
2011-04-17, by wenzelm
added Binding.print convenience, which includes quote already;
2011-04-17, by wenzelm
markup attributes/methods via name space;
2011-04-17, by wenzelm
tuned signature;
2011-04-17, by wenzelm
markup facts via name space;
2011-04-17, by wenzelm
tuned -- order in memory according to variance;
2011-04-17, by wenzelm
eliminated obsolete markup -- superseded by generic "entity" markup;
2011-04-17, by wenzelm
report Name_Space.declare/define, relatively to context;
2011-04-17, by wenzelm
clarified pretty_parsetree: suppress literal tokens;
2011-04-17, by wenzelm
PARALLEL_GOALS for simplification within auto_tac;
2011-04-16, by wenzelm
PARALLEL_GOALS for method "simp_all";
2011-04-16, by wenzelm
enable PARALLEL_GOALS more liberally, unlike forked proofs (cf. 34b9652b2f45);
2011-04-16, by wenzelm
refined PARALLEL_GOALS;
2011-04-16, by wenzelm
tuned blast: navigate to subgoal only once;
2011-04-16, by wenzelm
proper subgoal addressing via SUBGOAL/CSUBGOAL -- assuming these tactics did not handle Subscript in any special way;
2011-04-16, by wenzelm
more direct Thm.cprem_of (with exception THM instead of Subscript);
2011-04-16, by wenzelm
more direct Thm.cprem_of (with exception THM instead of Subscript);
2011-04-16, by wenzelm
more direct Logic.dest_implies (with exception TERM instead of Subscript);
2011-04-16, by wenzelm
eliminated old List.nth;
2011-04-16, by wenzelm
do not open ML structures;
2011-04-16, by wenzelm
observe firm naming convention ctxt: Proof.context;
2011-04-16, by wenzelm
modernized structure Proof_Context;
2011-04-16, by wenzelm
modernized structure Proof_Context;
2011-04-16, by wenzelm
prefer local name spaces;
2011-04-16, by wenzelm
Name_Space: proper configuration options long_names, short_names, unique_names instead of former unsynchronized references;
2011-04-16, by wenzelm
tuned signature, disentangled dependencies;
2011-04-16, by wenzelm
Added command for associating user-defined types with SPARK types.
2011-04-15, by berghofe
turn YXML.parse_file into a fold
2011-04-14, by noschinl
nicer error message from Metis for know failure that isn't the user's fault
2011-04-14, by blanchet
correctly handle TFrees that occur in (local) facts -- Metis did the right thing here but Sledgehammer was incorrectly generating spurious preconditions such as "dense_linorder(t_a)"
2011-04-14, by blanchet
tuning
2011-04-14, by blanchet
remove needless export
2011-04-14, by blanchet
more clausification tests
2011-04-14, by blanchet
make 48170228f562 work also with "HO_Reas" examples
2011-04-14, by blanchet
improve on 0b05cc14c2cb: make sure that a literal variable "?foo" isn't accidentally renamed "?Q", which might be enough to confuse the new Skolemizer (cf. "Clausify.thy" example)
2011-04-14, by blanchet
properly implemented definitional CNF for the new Skolemizer (and moved the code for the old Skolemizer -- tuning), removing big chunks for experimental/debugging code
2011-04-14, by blanchet
remove experimental code added in 85bb6fbb8e6a
2011-04-14, by blanchet
added examples of definitional CNF facts
2011-04-14, by blanchet
"unify_first_prem_with_concl" (cf. 9ceb585c097a) sometimes throws an exception, but it is very rarely needed -- catch the exception for now
2011-04-14, by blanchet
compile
2011-04-14, by blanchet
handle case where the same Skolem name is given different types in different subgoals in the new Skolemizer (this can happen if several type-instances of the same fact are needed by Metis, cf. example in "Clausify.thy") -- the solution reintroduces old code removed in a6725f293377
2011-04-14, by blanchet
removed obsolete Skolem counter in new Skolemizer
2011-04-14, by blanchet
added outstanding issue to Metis example
2011-04-14, by blanchet
use the list of actually used axioms to (correctly) precompute the "outer params", not all axioms
2011-04-14, by blanchet
started clausifier examples
2011-04-14, by blanchet
make new Skolemizer work also for "metisFT"
2011-04-14, by blanchet
improve definitional CNF on goal by moving "not" past the quantifiers
2011-04-14, by blanchet
experiment with definitional CNF
2011-04-14, by blanchet
use old Skolemizer for Metis call that requires high unification bound (around 100) with the new Skolemizer
2011-04-14, by blanchet
try to repair out-of-sync situations in Metis
2011-04-14, by blanchet
handle Vampire [predicate definition introduction] steps the same way as missing proof, since such steps do not report which axioms were used
2011-04-14, by blanchet
Add YXML.parse_file to signature ...
2011-04-13, by noschinl
Add YXML.parse_file to parse and process big data files
2011-04-13, by noschinl
Generalized File.fold_lines to File.fold_fields
2011-04-13, by noschinl
more permissive run_command: identity execution for empty toplevel, e.g. after malformed theory header;
2011-04-11, by wenzelm
Name_Space.entry_markup: keep def position as separate properties;
2011-04-11, by wenzelm
some position reports for 'translations';
2011-04-09, by wenzelm
made SML/NJ happy;
2011-04-09, by wenzelm
merged
2011-04-09, by wenzelm
added SMT certificates
2011-04-08, by boehmes
use unification instead of matching to find proper assertions (which might not match original assumptions due to lambda-lifting and introduction of fresh variables)
2011-04-08, by boehmes
fixed eta-expansion: use correct order to apply new bound variables
2011-04-08, by boehmes
check if negating the goal is possible (avoids CTERM exception for Pure propositions)
2011-04-08, by boehmes
unfold and eta-contract let expressions before lambda-lifting to avoid bad terms
2011-04-08, by boehmes
corrected order of steps in Z3 proof reconstruction for elimination of unused quantified variables: first try to eliminate unused variables, then skip over used variables
2011-04-08, by boehmes
merged
2011-04-08, by bulwahn
deactivating other compilations in quickcheck_exhaustive momentarily that only interesting for my benchmarks and experiments
2011-04-08, by bulwahn