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Author SHA1 Message Date
Nikolaj Bjorner
d070296ae5 nits
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2026-01-21 11:44:18 -08:00
Copilot
2f8342a1b3
Add smt.finite_set.lattice_refutation parameter to control lattice refutation code path (#8247)
* Initial plan

* Add finite_set.lattice_refutation parameter to smt_params_helper.pyg

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

* Add finite_set.lattice_refutation parameter implementation

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
2026-01-20 17:20:52 -08:00
Nikolaj Bjorner
40efe27066 add formatting
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2026-01-18 17:48:20 -08:00
lorenzwinkler1
31cbb4b144
Lattice based refutation (#8211)
* add examples

* add lattice refutation solver class

* store partial order in vector

* capture partial order relations

* begin with the incremental reachability data structure

* implement data structure for incremental reachability

* fix bug in subset propagation

* add trace

* only propagate if new value was added

* begin implementing bitvector variant of reachability matrix

* fix path creation and cycle detection

* fix bug

* make conflict triggering more conservative

* check if theory vars are in bounds

* add cycle detection (including equality propagation)

* add examples

* remove example

* remove traces

* remove sln file
2026-01-18 17:42:40 -08:00