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elem

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This commit is contained in:
Jakob Rath 2023-02-07 09:57:32 +01:00
parent 984e98c88f
commit bf03886a87
3 changed files with 18 additions and 14 deletions
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12
src/math/polysat/constraint_manager.cpp
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@ -340,6 +340,18 @@ namespace polysat {
return ult(a + shift, b + shift);
}
/** Membership test t \in [lo; hi[ is equivalent to t - lo < hi - lo. */
signed_constraint constraint_manager::elem(pdd const& t, pdd const& lo, pdd const& hi) {
return ult(t - lo, hi - lo);
}
signed_constraint constraint_manager::elem(pdd const& t, interval const& i) {
if (i.is_full())
return eq(t.manager().zero());
else
return elem(t, i.lo(), i.hi());
}
/** unsigned quotient/remainder */
std::pair<pdd, pdd> constraint_manager::quot_rem(pdd const& a, pdd const& b) {
auto& m = a.manager();