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https://github.com/Z3Prover/z3
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c04bcb411d
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> |
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| .. | ||
| ackermannization | ||
| api | ||
| ast | ||
| cmd_context | ||
| math | ||
| model | ||
| muz | ||
| nlsat | ||
| opt | ||
| parsers | ||
| qe | ||
| sat | ||
| shell | ||
| smt | ||
| solver | ||
| tactic | ||
| test | ||
| util | ||
| CMakeLists.txt | ||