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/********************* */
/*! \file proof.h
** \verbatim
** Top contributors (to current version):
** Morgan Deters, Tim King, Guy Katz
** This file is part of the CVC4 project.
** Copyright (c) 2009-2019 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 [[ Add one-line brief description here ]]
**
** [[ Add lengthier description here ]]
** \todo document this file
**/
#include "cvc4_public.h"
#ifndef __CVC4__PROOF_H
#define __CVC4__PROOF_H
#include <iosfwd>
#include <unordered_map>
namespace CVC4 {
class Expr;
class ProofLetCount;
struct ExprHashFunction;
typedef std::unordered_map<Expr, ProofLetCount, ExprHashFunction> ProofLetMap;
class CVC4_PUBLIC Proof
{
public:
virtual ~Proof() {}
virtual void toStream(std::ostream& out) const = 0;
virtual void toStream(std::ostream& out, const ProofLetMap& map) const = 0;
};/* class Proof */
}/* CVC4 namespace */
#endif /* __CVC4__PROOF_H */
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