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fix #2120 fix #2122

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-02-03 17:15:38 +01:00
parent 9fde9fe3a2
commit 0acc042bf7
3 changed files with 51 additions and 55 deletions
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2
src/math/polynomial/upolynomial.cpp
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@ -2517,7 +2517,7 @@ namespace upolynomial {
// Keep expanding the Sturm sequence starting at seq
void manager::sturm_seq_core(upolynomial_sequence & seq) {
scoped_numeral_vector r(m());
while (true) {
while (m_limit.inc()) {
unsigned sz = seq.size();
srem(seq.size(sz-2), seq.coeffs(sz-2), seq.size(sz-1), seq.coeffs(sz-1), r);
if (is_zero(r))