mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-06 09:34:08 +00:00
Code Activity

fix #2630

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-10-12 04:12:06 -07:00
parent a1b690032a
commit d0cf1458e3
1 changed files with 2 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
src/math/polynomial/algebraic_numbers.cpp
View file

@ -125,7 +125,8 @@ namespace algebraic_numbers {
} }
bool acell_inv(algebraic_cell const& c) { bool acell_inv(algebraic_cell const& c) {
return c.m_sign_lower == (upm().eval_sign_at(c.m_p_sz, c.m_p, lower(&c)) == polynomial::sign_neg); auto s = upm().eval_sign_at(c.m_p_sz, c.m_p, lower(&c));
return s == polynomial::sign_zero || c.m_sign_lower == (s == polynomial::sign_neg);
} }
void checkpoint() { void checkpoint() {