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working on hitting sets

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-06-08 14:12:54 +01:00
commit 960e8ea1d5
38 changed files with 1130 additions and 203 deletions
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4
src/smt/theory_pb.cpp
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@ -471,7 +471,7 @@ namespace smt {
break;
}
if (c->k().is_one() && c->is_ge()) {
if (c->k().is_one() && c->is_ge() && !m_enable_simplex) {
literal_vector& lits = get_lits();
lits.push_back(~lit);
for (unsigned i = 0; i < c->size(); ++i) {
@ -480,7 +480,7 @@ namespace smt {
ctx.mk_th_axiom(get_id(), lit, ~c->lit(i));
}
ctx.mk_th_axiom(get_id(), lits.size(), lits.c_ptr());
// return true;
return true;
}
// maximal coefficient: