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working on stand-alone simplex

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2014-01-26 19:46:42 -08:00
parent f68eff3276
commit c14c65465a
9 changed files with 332 additions and 50 deletions
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6
src/util/mpq_inf.h
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@ -239,6 +239,12 @@ public:
m.neg(a.second);
}
void abs(mpq_inf & a) {
if (is_neg(a)) {
neg(a);
}
}
void ceil(mpq_inf const & a, mpq & b) {
if (m.is_int(a.first)) {
// special cases for k - delta*epsilon where k is an integer

6
src/util/scoped_numeral.h
View file

@ -133,6 +133,12 @@ public:
return a.m().is_nonpos(a);
}
friend _scoped_numeral abs(_scoped_numeral const& a) {
_scoped_numeral res(a);
a.m().abs(res);
return res;
}
void neg() {
m().neg(m_num);
}