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Author SHA1 Message Date
Nikolaj Bjorner
87d4ce2659 working on #5614
there are some different sources for the performance regression illustrated by the example. The mitigations will be enabled separately:
- m_bv_to_propagate is too expensive
- lp_bound_propagator misses equalities in two different ways:
   - it resets row checks after backtracking even though they could still propagate
   - it misses equalities for fixed rows when the fixed constant value does not correspond to a fixed variable.

FYI @levnach
2021-11-02 14:55:39 -07:00
Nikolaj Bjorner
8412ecbdbf fixes to new solver, add mode for using nlsat solver eagerly from nla_core 2021-03-14 13:57:04 -07:00
Lev Nachmanson
33cbd29ed0 mv util/lp to math/lp
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Renamed from src/util/lp/lp_settings.cpp (Browse further)