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z3/src
Lev Nachmanson c04bcb411d no calling cut_solver when there are bounded columns
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

use special bounds inf find_cube for x+y, x-y

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

bug fixes in column patching, add stats to patching, restructure int_solver

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

comment out m_old_values from int_solver

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

avoid calling pivot_fixed_vars_from_basis() in int_solver

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

fix the return value from path_nbasic_columns

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

fix the return value from path_nbasic_columns

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

work in patch_columns

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

work on int_solver check()

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

exit from find_free_interval() when l >= u

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

experiment with branching on nbasic columns

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

remove m_old_values

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

add rounding to patch_columns

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

qflia

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

patch all columns, round non-patched, branch or basic columns

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

refactor int_solver::check()

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

restore  move_non_basic_columns_to_bounds() after a failure in find_cube()

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

optimize gomory cuts search

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

produce gomory cuts without moving columns to bounds

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

call find_feasible_solution() after moving columns

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

alway move colums to bounds before gomory cut

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

merge from best branch

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2018-06-27 11:38:40 -07:00
..
ackermannization fix build 2018-05-01 10:53:36 -07:00
api add upper-case files 2018-06-26 07:52:38 -07:00
ast add cancellations 2018-06-27 11:35:11 -07:00
cmd_context integrate lambda expressions 2018-06-26 07:23:04 -07:00
math add cancellations 2018-06-27 11:35:11 -07:00
model integrate lambda expressions 2018-06-26 07:23:04 -07:00
muz integrate lambda expressions 2018-06-26 07:23:04 -07:00
nlsat add cancellations 2018-06-27 11:35:11 -07:00
opt integrate lambda expressions 2018-06-26 07:23:04 -07:00
parsers integrate lambda expressions 2018-06-26 07:23:04 -07:00
qe add obj_ref::operator=(obj_ref &&) + a few explicit uses 2018-06-26 17:00:56 +01:00
sat add cancellations 2018-06-27 11:35:11 -07:00
shell add cancellations 2018-06-27 11:35:11 -07:00
smt no calling cut_solver when there are bounded columns 2018-06-27 11:38:40 -07:00
solver fix tests 2018-06-20 08:22:15 -07:00
tactic add cancellations 2018-06-27 11:35:11 -07:00
test remove warnings in scaler and use m_cut_solver_cycle_on_var 2018-06-27 11:37:13 -07:00
util no calling cut_solver when there are bounded columns 2018-06-27 11:38:40 -07:00
CMakeLists.txt remove pdr 2018-06-14 16:08:51 -07:00