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30 lines
601 B
C++
30 lines
601 B
C++
/*++
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Copyright (c) 2021 Microsoft Corporation
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Module Name:
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Conflict explanation
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Author:
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Nikolaj Bjorner (nbjorner) 2021-03-19
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Jakob Rath 2021-04-6
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--*/
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#pragma once
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#include "math/polysat/explain.h"
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namespace polysat {
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class solver;
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class eq_explain : public explainer {
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private:
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bool try_explain1(pvar v, signed_constraint c, conflict& core);
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bool explain_zero(pvar v, pdd& a, pdd& b, signed_constraint c, conflict& core);
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public:
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eq_explain(solver& s) : explainer(s) {}
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bool try_explain(pvar v, conflict& core) override;
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};
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}
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