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Code Activity

extract gomory cut functionality in one method

Browse source 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work in hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work in hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work in hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work in hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

prepare calculate U in hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

naive algorithm for HNF and m <= n

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

naive algorithm for HNF

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

introduces reverse matrix into Hermite Normal Form calculation

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on more efficient hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

use smarter templates in lu.h

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

the new lu scheme compiles

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

simple test passes with the modified lu

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

fix the build on windows

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

playing with the example from cutting the mix

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf, add extended_gcd_minimal_uv()

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on extended_gcd_minimal_uv

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf, add extended_gcd_minimal_uv()

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

more tests and bug fixes in hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf modulo version

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf modulo version, more tests pass

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

a rough version of hnf passed the tests

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

fix build in release

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

fixes in determinant calculations

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

work on hnf

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

create a stub for hnf_cuts

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

create a stub for hnf_cuts

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

create a stub for hnf_cuts

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

general_matrix etc.

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

general_matrix etc.

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

rename cut_solver to chase_cut_solver

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

rename cut_solver to chase_cut_solver

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

hnf_cutter

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2018-04-20 11:24:20 -07:00
parent c04bcb411d
commit 3b5337823a
35 changed files with 2178 additions and 760 deletions
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10
src/smt/theory_lra.cpp
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@ -308,7 +308,7 @@ class theory_lra::imp {
m_solver->set_track_pivoted_rows(lp.bprop_on_pivoted_rows());
m_solver->settings().m_int_gomory_cut_period = ctx().get_fparams().m_arith_branch_cut_ratio;
m_solver->settings().m_int_cuts_etc_period = ctx().get_fparams().m_arith_branch_cut_ratio;
m_solver->settings().m_int_cut_solver_period = std::max(8u, ctx().get_fparams().m_arith_branch_cut_ratio);
m_solver->settings().m_int_chase_cut_solver_period = std::max(8u, ctx().get_fparams().m_arith_branch_cut_ratio);
m_solver->settings().m_int_run_gcd_test = ctx().get_fparams().m_arith_gcd_test;
m_solver->settings().set_random_seed(ctx().get_fparams().m_random_seed);
@ -2812,10 +2812,10 @@ public:
st.update("arith-make-feasible", m_solver->settings().st().m_make_feasible);
st.update("arith-max-columns", m_solver->settings().st().m_max_cols);
st.update("arith-max-rows", m_solver->settings().st().m_max_rows);
st.update("cut-solver-calls", m_solver->settings().st().m_cut_solver_calls);
st.update("cut-solver-true", m_solver->settings().st().m_cut_solver_true);
st.update("cut-solver-false", m_solver->settings().st().m_cut_solver_false);
st.update("cut-solver-undef", m_solver->settings().st().m_cut_solver_undef);
st.update("cut-solver-calls", m_solver->settings().st().m_chase_cut_solver_calls);
st.update("cut-solver-true", m_solver->settings().st().m_chase_cut_solver_true);
st.update("cut-solver-false", m_solver->settings().st().m_chase_cut_solver_false);
st.update("cut-solver-undef", m_solver->settings().st().m_chase_cut_solver_undef);
st.update("gcd-calls", m_solver->settings().st().m_gcd_calls);
st.update("gcd-conflict", m_solver->settings().st().m_gcd_conflicts);
st.update("cube-calls", m_solver->settings().st().m_cube_calls);