isabelle: Graph

align 'primrec_new' on 'primcorec' (+ got rid of one more 'dummyT')
2013-10-26, by blanchet
convenience: handle composition gracefully in map in 'primcorec', analogously to 'primrec_new'
2013-10-26, by blanchet
tuned error message
2013-10-26, by blanchet
more exercises
2013-10-25, by nipkow
handle applied ctor arguments gracefully when computing 'callssss' (for recursion through functions)
2013-10-24, by blanchet
tuning
2013-10-24, by blanchet
more correct (!) types for recursive calls
2013-10-24, by blanchet
watch out for 'case' constant canditates whose general type is 'a (e.g. 'undefined')
2013-10-24, by blanchet
got rid of annoying duplicate rewrite rule warnings
2013-10-24, by blanchet
use definitions for LEO-II as well -- this simplifies the code and matches some users' expectations
2013-10-24, by blanchet
refactored rtrancl_while; prove termination for finite rtrancl
2013-10-24, by traytel
more exercises
2013-10-23, by nipkow
added exercises
2013-10-23, by nipkow
added 'primcorec' examples
2013-10-23, by blanchet
tuned
2013-10-23, by nipkow
removed junk
2013-10-22, by traytel
update doc according to c0186a0d8cb3
2013-10-22, by traytel
define a trivial nonemptiness witness if none is provided
2013-10-22, by traytel
made lower-level function available
2013-10-21, by blanchet
more doc -- feedback from Andrei P.
2013-10-21, by blanchet
added exercise
2013-10-21, by nipkow
more docs
2013-10-21, by blanchet
more docs
2013-10-21, by blanchet
more docs
2013-10-21, by blanchet
expand doc a bit
2013-10-21, by blanchet
updated doc
2013-10-21, by blanchet
tuning
2013-10-21, by blanchet
warn about incompatible recursor signature
2013-10-21, by blanchet
more informative abort
2013-10-21, by blanchet
tuning
2013-10-21, by blanchet
systematically close derivations in BNF package
2013-10-21, by blanchet
removed temporary error handling
2013-10-20, by blanchet
strengthened tactic
2013-10-20, by blanchet
tuning
2013-10-20, by blanchet
reintroduced parts of 07a8145aaeba that a22ded8a7f7d wrongly took out
2013-10-20, by blanchet
tuning
2013-10-20, by blanchet
gracefully handle case where a nested recursive variable appears directly on the rhs of a primcorec equation
2013-10-20, by blanchet
tuning
2013-10-20, by blanchet
tuning
2013-10-20, by blanchet
tuning
2013-10-20, by blanchet
tuning
2013-10-20, by blanchet
simplify code
2013-10-20, by blanchet
avoid tactic failure for equations that contain an unapplied 'id'
2013-10-20, by blanchet
improve support for recursion through functions
2013-10-19, by blanchet
handle composition for multiple arguments correctly
2013-10-18, by blanchet
merge
2013-10-18, by panny
generate callssss
2013-10-18, by panny
set stage for more flexible 'primrec' syntax for recursion through functions
2013-10-18, by blanchet
don't print BNF constants
2013-10-18, by blanchet
tuning
2013-10-18, by blanchet
conceal even more ugly constructions
2013-10-18, by blanchet
conceal more ugly constructions
2013-10-18, by blanchet
conceal prim(co)rec definitions
2013-10-18, by blanchet
avoid 'co_' prefix with underscore meaning 'co', since it is our only possible identifier representation of '(co)'
2013-10-18, by blanchet
updated docs
2013-10-18, by blanchet
set code attribute on discriminator equations
2013-10-18, by blanchet
MaSh error handling
2013-10-18, by blanchet
repair invariant in MaSh when learning new proofs
2013-10-18, by blanchet
killed more "no_atp"s
2013-10-18, by blanchet
killed most "no_atp", to make Sledgehammer more complete
2013-10-18, by blanchet
doc fixes suggested by Andreas L.
2013-10-18, by blanchet
make sure that registered code equations are actually equations
2013-10-18, by blanchet
accept very long lines in MaSh
2013-10-18, by blanchet
make sure add: doesn't add duplicates, and works for [no_atp] facts
2013-10-18, by blanchet
no fact subsumption -- this only confuses later code, e.g. 'add:'
2013-10-17, by blanchet
generate a comment storing the goal nickname in "learn_prover"
2013-10-17, by blanchet
clarified message
2013-10-17, by blanchet
added thread-safety warnings
2013-10-17, by blanchet
avoid confusion between outer ifs and inner ifs, that caused tactic to go berserk
2013-10-17, by blanchet
handle nested tuples in 'let's
2013-10-17, by blanchet
more exercises
2013-10-17, by nipkow
also unfold let (_, _) = ... syntax
2013-10-17, by blanchet
added helper function (that solves chicken-and-egg problem w.r.t. "callssss")
2013-10-17, by blanchet
graceful handling of abort
2013-10-17, by blanchet
generalized interface
2013-10-17, by panny
choose facts to reprove more randomly, to avoid getting stuck with impossible problems at first
2013-10-17, by blanchet
thread the goal through instead of relying on unreliable (possibly fake) state
2013-10-17, by blanchet
added comment
2013-10-17, by blanchet
tuning
2013-10-17, by blanchet
verbose minimization when learning from ATP proofs
2013-10-17, by blanchet
if slicing is disabled, pick the maximum number of facts, not the number of facts in the last slice
2013-10-17, by blanchet
if slicing is disabled, don't enforce last slice's "max_facts", but rather the maximum "max_facts"
2013-10-17, by blanchet
fast track -- avoid domain error in 0 case
2013-10-17, by blanchet
remove overloading of "max_facts" -- it already controls the number of facts passed to ATPs for 'learn_prover'
2013-10-17, by blanchet
merged
2013-10-16, by nipkow
tuned exercises
2013-10-16, by nipkow
use Code.abort instead of undefined in auto-generated equations
2013-10-16, by panny
have MaSh minimize
2013-10-16, by blanchet
tweaked signature
2013-10-15, by blanchet
strengthened tactic to deal with 'False ==> ...'
2013-10-15, by blanchet
made theorem extraction code not delve too far when looking at local fact, by relying on 'strip_thm' instead of (wrongly) reverse-engineering proof terms
2013-10-15, by blanchet
improved duplicate detection in "build_name_tables" by ensuring that the earliest occurrence of a duplicate (if it exists) gets picked as the canonical instance
2013-10-15, by blanchet
updated S/H docs
2013-10-15, by blanchet
use MePo with Auto Sledgehammer, because it's lighter than MaSh and always available
2013-10-15, by blanchet
drop only real duplicates, not subsumed facts -- this confuses MaSh
2013-10-15, by blanchet
renamed relcomp_def to relcomp_unfold
2013-10-15, by paulson
fixed thm names
2013-10-15, by nipkow
addressed rare case where the same symbol would be treated alternately as a function and as a predicate -- adding "top2I top_boolI" to a problem that didn't talk about "top" was a way to trigger the issue
2013-10-15, by blanchet
added Nitpick limitations to docs
2013-10-14, by blanchet
more defensive Nitpick setup -- exotic types of recursion are not supported yet in the model finder
2013-10-14, by blanchet
keep temporary error handling in there until code equations are properly generated
2013-10-14, by blanchet
tuning (simplified parts of 92c5bd3b342d)
2013-10-14, by blanchet
tuning
2013-10-14, by blanchet
stengthened tactic to cope with abort cases
2013-10-14, by blanchet
tuned names
2013-10-14, by blanchet
strengthened tactic w.r.t. "let"
2013-10-14, by blanchet
more prominent MaSh errors
2013-10-13, by blanchet
compile -- fix typo introduced in 07a8145aaeba
2013-10-11, by panny
pass the right theorems to tactic
2013-10-11, by panny
prove user-supplied equations for ctr and code reductions, preserving "let"s, "case"s etc.;
2013-10-11, by panny
repaired confusion between the stated and effective fact filter -- the mismatch could result in "Match" exceptions
2013-10-10, by blanchet
simplify fudge factor code
2013-10-10, by blanchet
cleanup SMT-related config options
2013-10-09, by blanchet
no isar proofs if preplay was not attempted
2013-10-09, by blanchet
normalize more equalities
2013-10-09, by blanchet
parallelize MeSh
2013-10-09, by blanchet
run relevance filter only once for ATPs and SMT solvers, since it should now yield the same results anyway
2013-10-09, by blanchet
use same relevance filter for ATP and SMT solvers -- attempting to filter out certain ground instances of polymorphic symbols like + and 0 has unexpected side-effects that lead to incompletenesses (relevant facts not being selected)
2013-10-09, by blanchet
minor performance tuning
2013-10-09, by blanchet
use plain types instead of dedicated type pattern
2013-10-09, by blanchet