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/*
* This file is part of the source code of the software program
* Vampire. It is protected by applicable
* copyright laws.
*
* This source code is distributed under the licence found here
* https://vprover.github.io/license.html
* and in the source directory
*/
/**
* @file ProxyElimination.hpp
* Defines class ProxyElimination.
*/
#ifndef __CNFOnTheFly__
#define __CNFOnTheFly__
#include "Forwards.hpp"
#include "InferenceEngine.hpp"
#include "Indexing/TermIndex.hpp"
#include "InferenceEngine.hpp"
namespace Inferences {
using namespace Indexing;
class IFFXORRewriterISE
: public ImmediateSimplificationEngine
{
public:
Clause* simplify(Clause* c) override;
};
class EagerClausificationISE
: public ImmediateSimplificationEngine
{
public:
ClauseIterator simplifyMany(Clause* c);
Clause* simplify(Clause* c) override{ NOT_IMPLEMENTED; }
};
class LazyClausification
: public SimplificationEngine
{
public:
ClauseIterator perform(Clause* c) override;
void attach(SaturationAlgorithm* salg) override;
void detach() override;
private:
std::shared_ptr<SkolemisingFormulaIndex> _formulaIndex;
};
class LazyClausificationGIE
: public GeneratingInferenceEngine
{
public:
void attach(SaturationAlgorithm* salg) override;
void detach() override;
ClauseIterator generateClauses(Clause* c) override;
private:
std::shared_ptr<SkolemisingFormulaIndex> _formulaIndex;
};
/*class NotProxyISE
: public ImmediateSimplificationEngine
{
public:
Kernel::Clause* simplify(Kernel::Clause* c);
};
class EqualsProxyISE
: public ImmediateSimplificationEngine
{
public:
Kernel::Clause* simplify(Kernel::Clause* c);
};
class OrImpAndProxyISE
: public ImmediateSimplificationEngine
{
public:
Kernel::Clause* simplify(Kernel::Clause* c);
};
class PiSigmaProxyISE
: public ImmediateSimplificationEngine
{
public:
Kernel::Clause* simplify(Kernel::Clause* c);
};
class ProxyISE
: public ImmediateSimplificationEngine {
public:
ClauseIterator simplifyMany(Clause* c);
Clause* simplify(Clause* c){ NOT_IMPLEMENTED; }
};*/
}
#endif