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12211 commits 23 branches 48 tags 157 MiB
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215 commits

Author SHA1 Message Date
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 fe4847cd56 remove rooted monomials 
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
Nikolaj Bjorner e28e83a25e port to emonomials (#90) 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 48fcd66bb9 refactor tests from nla_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson f2ec3b362a refactor nla_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 7f05907f91 refactor nla_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson bddda1674d Disable collect_equivs_of_fixed_vars() that led to long explanations 2020-01-28 10:04:21 -08:00
Lev Nachmanson 5c949d74d8 add an assert in add_abs_bound 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson c7dec3ef4d a fix in add_abs_bound() and integrating NB changes 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 4ba3ccfc99 fix in generate_ol() 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 9ad0197e14 create shortcuts var_abs_val_le(), var_abs_val_ge() and remove some lemma redundancy 2020-01-28 10:04:21 -08:00
Lev Nachmanson 32d1217499 Create explanations for octogonal constraints by the var equivalence 2020-01-28 10:04:21 -08:00
Lev Nachmanson ab1b2ae86d remove dead code and a fix in no_lemmas_hold 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 7a3a696b6f debugging var_eqs 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 f828dc9451 treat monomial factorization in a special way in generate_pl() 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson e32c1bdee8 fix the build 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 3f9229a698 stop keying monomials by abs values 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 086e25b7fa lemmas with less equivalence explanations 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 90bda39aef towards full factorizations on a monomial 2020-01-28 10:04:21 -08:00
Lev Nachmanson 1810d7e77d cleanup mostly, more asserts in tangent lemma 2020-01-28 10:04:21 -08:00
Lev Nachmanson 9c62b431e4 address the NB's comments 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 53e329b324 enable more order lemmas 2020-01-28 10:04:21 -08:00
Lev Nachmanson cbe920756b simpler order lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 1959710a5b prepare to simplify order lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 4963108277 better tracing 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 0dbfcad560 try simple monotoniciy lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson d1a5635b4a better model based lemmaas 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 8dec4bf8d0 better model based lemmaas 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson dd235be4d2 add randomness when generating model based sign lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson afc9c902f8 bug fix in a factorization of a binom, unroll the previous commit 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 754656212d allow more sign lemmas 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson e6d134b9fa a stronger zero lemma when the signs are known 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 6637747fd9 no special treatment for NE 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 34262ae02c rollback but leave the change with llc::NE 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 649d47d92c detect more variable equivalances 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 65b950ec4f stronger mon_zero_lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson a80f6ad3a2 generate fixed zero lemmas 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 8018e27643 use m_rm_table.to_refine() when applying tangent lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 1507f54fe3 fixes in the explanations of the tangent lemma 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson f9df9f48bd more lemmas but return after if sign lemmas found 
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 580ebead79 no derived search 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson b102710b2f map term indices to columns when test checking lemmas 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson c9a6d23897 generate explanations inside of a lemma if possible 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00
Lev Nachmanson 3987cc5f1b substitute the term columns in nla_solver before returning a term to theory_nra 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-01-28 10:04:21 -08:00