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na (#4254)

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* remove level of indirection for context and ast_manager in smt_theory

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add request by #4252

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* move to def

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* int

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix #4251

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix #4255

* fix #4257

* add code to debug #4246

* restore new solver as default

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix #4246

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-05-09 17:40:02 -07:00 • committed by GitHub
parent becf423c77
commit fdc87f286f
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18 changed files with 269 additions and 231 deletions
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6
src/math/lp/nla_monotone_lemmas.cpp
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@ -27,7 +27,7 @@ monotone::monotone(core * c) : common(c) {}
void monotone::monotonicity_lemma() {
unsigned shift = random();
unsigned size = c().m_to_refine.size();
for(unsigned i = 0; i < size && !done(); i++) {
for (unsigned i = 0; i < size && !done(); i++) {
lpvar v = c().m_to_refine[(i + shift) % size];
monotonicity_lemma(c().emons()[v]);
}
@ -50,7 +50,7 @@ void monotone::monotonicity_lemma(monic const& m) {
void monotone::monotonicity_lemma_gt(const monic& m, const rational& prod_val) {
TRACE("nla_solver", tout << "prod_val = " << prod_val << "\n";
tout << "m = "; c().print_monic_with_vars(m, tout););
add_lemma();
new_lemma lemma(c());
for (lpvar j : m.vars()) {
c().add_abs_bound(j, llc::GT);
}
@ -66,7 +66,7 @@ void monotone::monotonicity_lemma_gt(const monic& m, const rational& prod_val) {
\/_i |m[i]| < |val(m[i])} or |m| >= |product_i val(m[i])|
*/
void monotone::monotonicity_lemma_lt(const monic& m, const rational& prod_val) {
add_lemma();
new_lemma lemma(c());
for (lpvar j : m.vars()) {
c().add_abs_bound(j, llc::LT);
}