| Wed, 18 Jul 2012 08:44:04 +0200 |
blanchet |
drastic overhaul of MaSh data structures + fixed a few performance issues
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| Wed, 11 Jul 2012 21:43:19 +0200 |
blanchet |
moved most of MaSh exporter code to Sledgehammer
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| Wed, 11 Jul 2012 21:43:19 +0200 |
blanchet |
optimized type intersection, hoping this will reduce the number of sudden Interrupts in the "incr_tvar" code
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| Tue, 10 Jul 2012 23:36:03 +0200 |
blanchet |
tuning
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| Tue, 10 Jul 2012 23:36:03 +0200 |
blanchet |
gracefully compute cardinality of sets (to avoid type protectors)
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| Thu, 24 May 2012 18:21:54 +0200 |
blanchet |
make Nitpick's handling of definitions more robust in the face of formulas that don't have the expected format (needed for soundness, cf. RNG100+1)
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| Tue, 22 May 2012 16:59:27 +0200 |
blanchet |
make higher-order goals more first-order via extensionality
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| Tue, 22 May 2012 16:59:27 +0200 |
blanchet |
added "ext_cong_neq" lemma (not used yet); tuning
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| Tue, 24 Apr 2012 09:47:40 +0200 |
blanchet |
smoother handling of conjecture, so that its Skolem constants get displayed in countermodels
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| Tue, 24 Apr 2012 09:47:40 +0200 |
blanchet |
handle TPTP definitions as definitions in Nitpick rather than as axioms
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| Tue, 27 Mar 2012 16:59:13 +0300 |
blanchet |
tuning (in particular, Symtab instead of AList)
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| Mon, 27 Feb 2012 16:56:25 +0100 |
wenzelm |
more explicit Long_Name operations (NB: analyzing qualifiers is inherently fragile);
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| Tue, 31 Jan 2012 17:09:08 +0100 |
blanchet |
third attempt at lambda lifting that works for both Sledgehammer and Metis (cf. dce6c3a460a9)
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| Fri, 16 Dec 2011 10:38:38 +0100 |
wenzelm |
tuned signature;
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| Fri, 18 Nov 2011 11:47:12 +0100 |
blanchet |
pull variables (Var) out of lambdas, so that the Isabelle theorems closely mirror the Metis lambda-lifted ones
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| Tue, 15 Nov 2011 22:13:39 +0100 |
blanchet |
continued implementation of lambda-lifting in Metis
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| Sat, 29 Oct 2011 13:15:58 +0200 |
blanchet |
check "sound" flag before doing something unsound...
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| Thu, 15 Sep 2011 10:57:40 +0200 |
blanchet |
tail recursive proof preprocessing (needed for huge proofs)
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| Mon, 12 Sep 2011 10:49:37 +0200 |
blanchet |
fixed type intersection (again)
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| Sat, 10 Sep 2011 00:44:25 +0200 |
blanchet |
fixed definition of type intersection (soundness bug)
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| Wed, 07 Sep 2011 13:50:17 +0200 |
blanchet |
tuning
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| Thu, 25 Aug 2011 22:06:25 +0200 |
blanchet |
make default unsound mode less unsound
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| Thu, 25 Aug 2011 14:25:06 +0200 |
blanchet |
fixed bang encoding detection of which types to encode
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| Wed, 24 Aug 2011 11:17:33 +0200 |
blanchet |
tuning
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| Mon, 22 Aug 2011 15:02:45 +0200 |
blanchet |
added caching for (in)finiteness checks
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| Mon, 22 Aug 2011 15:02:45 +0200 |
blanchet |
make sound mode more sound (and clean up code)
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| Mon, 22 Aug 2011 15:02:45 +0200 |
blanchet |
reintroduced slightly unsound optimization taken out in 717880e98e6b, but only if "sound" is false
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| Sun, 17 Jul 2011 14:21:19 +0200 |
blanchet |
fixed lambda-liftg: must ensure the formulas are in close form
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| Sun, 17 Jul 2011 14:12:45 +0200 |
blanchet |
ensure that the lambda translation procedure is called only once with all the facts, which is necessary for soundness of lambda-lifting (freshness of new names)
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| Thu, 14 Jul 2011 16:50:05 +0200 |
blanchet |
added option to control which lambda translation to use (for experiments)
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| Mon, 27 Jun 2011 14:56:28 +0200 |
blanchet |
added "sound" option to force Sledgehammer to be pedantically sound
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| Thu, 16 Jun 2011 13:50:35 +0200 |
blanchet |
gave up an optimization that sometimes lead to unsound proofs -- in short, facts talking about a schematic type variable can encode a cardinality constraint and be consistent with HOL, e.g. "card (UNIV::?'a set) = 1 ==> ALL x y. x = y"
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| Mon, 06 Jun 2011 20:36:35 +0200 |
blanchet |
gracefully handle the case where a constant is partially or not instantiated at all, as may happen when reconstructing Metis proofs for polymorphic type encodings
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| Tue, 31 May 2011 16:38:36 +0200 |
blanchet |
first step in sharing more code between ATP and Metis translation
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