mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-11-04 05:19:11 +00:00
Code Activity
18752 commits 49 branches 53 tags 182 MiB
Commit graph

4250 commits

Author SHA1 Message Date
Lev Nachmanson
f939a26c86 integrating changes of Nikolaj with m_empty_clause etc. 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
87d7ce69e3 add trace statement and a fix change in pick_next() - choosing a smaller monomial 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
69c89426da port Grobner 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
4a87ca8b92 remove m_lc field from equation 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
f5c8ead995 port Grobner 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
3e0cf4b96d port Grobner: fixes in nex simplifications 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
e8b6b870ac port grobner basis functionality 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
a0bdb8135d rename monomial to monic 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
cc5a12c5c7 port grobner basis 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
490672a5ba start porting grobner basis functionality 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
36380463d7 start porting grobner basis functionality 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
35efdc9852 start porting grobner basis functionality 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
7386b7d68d start porting grobner basis functionality 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
248e3e092a start porting grobner basis functionality 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
26b4294bce start porting grobner basis functionality 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
06dbc623c7 start porting grobner basis functionality 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
bfcfc517fe add stubs to the nla_grobner 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
f4e7002ea3 forgotten changes after a rebase 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
bf79d93d51 limit the row length in horner's scheme 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
5435942228 add statistics on horner's heuristic 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
dfe0e85629 toward fetching existing terms intervals from lar_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
4ef7bf2bf6 fixes in the interval multiplication 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
8eaa2bfb02 sort nla_expr 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
97ef190f4f full recursion on horner, not finished 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
73e63e1ad9 fix a bug in nla_intervals 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
8258e2a8fd generate lemmas from nla_intervals 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
6a6cb3822c before getting explanations for monomials upper and low bounds 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
9c18ede687 hook up nla_solver it lp bound propagation 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
33cbd29ed0 mv util/lp to math/lp 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
b6513b8e2d fix the merge 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
df5f3f9722 debug tangent lemmas 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
e49dbbe465 fix ordered lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
54ba889b7b debug order lemma, introduce sign for factors 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
218e155603 fix feasibility tracking in lar_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Nikolaj Bjorner
e234bede4c fixes (#96) 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
b32f2703d4 fix in emonomials 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
8cdf754990 debug emons 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
be5170fc3b hook up more lp_params 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
c9f2f6f110 Forgotten file 2020-01-28 10:04:21 -08:00
Lev Nachmanson
a323eaf1c8 add some nla statistics generate not more than one pl lemma an a rm monomial 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
09152013b3 var_eqs compiles but broken 2020-01-28 10:04:21 -08:00
Lev Nachmanson
0dcebde060 replace s() to lp() it theory_lra 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
1abb109faf move the indices housekeeping from theory_lra to lar_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
76e1aeb2bb move the indices housekeeping from theory_lra to lar_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
63e62ec1bb stronger lemmas to avoid branching 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
b2943c34f1 create class lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson
34137cfa0a a bug fix in internalize_atom, by NB 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev
9aca3bc239 change the signature of nla_solver::check() to accept lemma and explanation as vectors 
Signed-off-by: Lev <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev
0d5ca4edfe more efficient sign lemma 
Signed-off-by: Lev <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev
3192db64a1 Nikolaj's changes is mk_eq 
Signed-off-by: Lev <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00