mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-05-04 06:15:46 +00:00
Code Activity

fix solve bug

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-06-04 14:23:46 -07:00 • committed by Arie Gurfinkel
parent 3178f7f86d
commit fee7828b51
2 changed files with 68 additions and 36 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/math/simplex/model_based_opt.h
View file

@ -58,6 +58,8 @@ namespace opt {
rational m_value; // value of m_vars + m_coeff under interpretation of m_var2value.
bool m_alive; // rows can be marked dead if they have been processed.
void reset() { m_vars.reset(); m_coeff.reset(); m_value.reset(); }
void neg() { for (var & v : m_vars) v.m_coeff.neg(); m_coeff.neg(); m_value.neg(); }
};
private:
@ -85,6 +87,8 @@ namespace opt {
void resolve(unsigned row_src, rational const& a1, unsigned row_dst, unsigned x);
void solve(unsigned row_src, rational const& a1, unsigned row_dst, unsigned x);
void mul_add(bool same_sign, unsigned row_id1, rational const& c, unsigned row_id2);
void mul_add(unsigned x, rational const& a1, unsigned row_src, rational const& a2, unsigned row_dst);