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2694 commits

Author SHA1 Message Date
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
Lev
f3f9372eac fixes after the rebase
Signed-off-by: Lev <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev
54f447d118 change the signature of int_solver::check by adding explanation* parameter
Signed-off-by: Lev <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev
23a7e5e302 a bug fix for handling infeasibilities created in add_var_bound()
Signed-off-by: Lev <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev
2993453798 remove explanation.reset() and fixes in add_var_bound()
Signed-off-by: Lev <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev Nachmanson
1d51c5689e roll back add_var api
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev
4fa38b5aa2 process conflicts immediately aftep add_var_bound()
Signed-off-by: Lev <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00