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add binary_merge encoding option

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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Nikolaj Bjorner 2019-02-28 08:35:22 -08:00
parent c4ee4ffae4
commit 4c76d43670
6 changed files with 283 additions and 4 deletions
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2
src/sat/sat_params.pyg
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@ -43,7 +43,7 @@ def_module_params('sat',
('drat.check_unsat', BOOL, False, 'build up internal proof and check'),
('drat.check_sat', BOOL, False, 'build up internal trace, check satisfying model'),
('cardinality.solver', BOOL, True, 'use cardinality solver'),
('pb.solver', SYMBOL, 'solver', 'method for handling Pseudo-Boolean constraints: circuit (arithmetical circuit), sorting (sorting circuit), totalizer (use totalizer encoding), solver (use native solver)'),
('pb.solver', SYMBOL, 'solver', 'method for handling Pseudo-Boolean constraints: circuit (arithmetical circuit), sorting (sorting circuit), totalizer (use totalizer encoding), binary_merge, segmented, solver (use native solver)'),
('xor.solver', BOOL, False, 'use xor solver'),
('cardinality.encoding', SYMBOL, 'grouped', 'encoding used for at-most-k constraints: grouped, bimander, ordered, unate, circuit'),
('pb.resolve', SYMBOL, 'cardinality', 'resolution strategy for boolean algebra solver: cardinality, rounding'),