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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2022-05-11 10:13:07 -07:00
parent 860d904699
commit 5aec9b32bd
1 changed files with 2 additions and 0 deletions
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2
src/math/simplex/model_based_opt.cpp
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@ -489,6 +489,8 @@ namespace opt {
if (m_type == t_mod) if (m_type == t_mod)
return *this; return *this;
rational D(abs(m_coeff)); rational D(abs(m_coeff));
if (D == 0)
D = 1;
for (auto const& [id, coeff] : m_vars) for (auto const& [id, coeff] : m_vars)
if (coeff != 0) if (coeff != 0)
D = lcm(D, abs(coeff)); D = lcm(D, abs(coeff));