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Code Activity

solve send-more-money_lev.smt2

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

handle integer vars in random_update

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

call the assert in gomory_cut and branching to a correct place

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

fixes in goromy cut

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

disable x values tracking in random_update

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

more fixes in gomory cut

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

change in mk_bound by Nikolaj

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

fixes in gomory cut and setup

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

fixes in int_solver

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

change a printout

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

fix by Nikolaj in treating terms returned by int_solver

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

fix syntax

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

fix a free coefficient bug in bound propagaion and simplify gomory cut

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

avoid tracking pivoted rows during int_solver::check()
This commit is contained in:
Lev Nachmanson 2017-07-27 10:49:00 -07:00 • committed by Lev Nachmanson
parent aba7dcab3e
commit db8f01894f
31 changed files with 894 additions and 767 deletions
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4
src/ast/arith_decl_plugin.h
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@ -259,9 +259,9 @@ public:
bool is_uminus(expr const * n) const { return is_app_of(n, m_afid, OP_UMINUS); }
bool is_mul(expr const * n) const { return is_app_of(n, m_afid, OP_MUL); }
bool is_div(expr const * n) const { return is_app_of(n, m_afid, OP_DIV); }
//bool is_div0(expr const * n) const { return is_app_of(n, m_afid, OP_DIV_0); }
bool is_div0(expr const * n) const { return is_app_of(n, m_afid, OP_DIV_0); }
bool is_idiv(expr const * n) const { return is_app_of(n, m_afid, OP_IDIV); }
//bool is_idiv0(expr const * n) const { return is_app_of(n, m_afid, OP_IDIV_0); }
bool is_idiv0(expr const * n) const { return is_app_of(n, m_afid, OP_IDIV_0); }
bool is_mod(expr const * n) const { return is_app_of(n, m_afid, OP_MOD); }
bool is_rem(expr const * n) const { return is_app_of(n, m_afid, OP_REM); }
bool is_to_real(expr const * n) const { return is_app_of(n, m_afid, OP_TO_REAL); }