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/********************* */
/*! \file theory_sets.h
** \verbatim
** Top contributors (to current version):
** Kshitij Bansal, Paul Meng, Andrew Reynolds
** This file is part of the CVC4 project.
** Copyright (c) 2009-2017 by the authors listed in the file AUTHORS
** in the top-level source directory) and their institutional affiliations.
** All rights reserved. See the file COPYING in the top-level source
** directory for licensing information.\endverbatim
**
** \brief Sets theory.
**
** Sets theory.
**/
#include "cvc4_private.h"
#ifndef __CVC4__THEORY__SETS__THEORY_SETS_H
#define __CVC4__THEORY__SETS__THEORY_SETS_H
#include "theory/theory.h"
#include "theory/uf/equality_engine.h"
namespace CVC4 {
namespace theory {
namespace sets {
class TheorySetsPrivate;
class TheorySetsScrutinize;
class TheorySets : public Theory {
private:
friend class TheorySetsPrivate;
friend class TheorySetsScrutinize;
friend class TheorySetsRels;
TheorySetsPrivate* d_internal;
public:
/**
* Constructs a new instance of TheorySets w.r.t. the provided
* contexts.
*/
TheorySets(context::Context* c, context::UserContext* u, OutputChannel& out,
Valuation valuation, const LogicInfo& logicInfo);
~TheorySets();
void addSharedTerm(TNode);
void check(Effort);
bool needsCheckLastEffort();
void collectModelInfo(TheoryModel* m);
void computeCareGraph();
Node explain(TNode);
EqualityStatus getEqualityStatus(TNode a, TNode b);
Node getModelValue(TNode);
std::string identify() const { return "THEORY_SETS"; }
void preRegisterTerm(TNode node);
PPAssertStatus ppAssert(TNode in, SubstitutionMap& outSubstitutions);
void presolve();
void propagate(Effort);
void setMasterEqualityEngine(eq::EqualityEngine* eq);
bool isEntailed( Node n, bool pol );
};/* class TheorySets */
}/* CVC4::theory::sets namespace */
}/* CVC4::theory namespace */
}/* CVC4 namespace */
#endif /* __CVC4__THEORY__SETS__THEORY_SETS_H */
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