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/********************* */
/*! \file arithvar.h
** \verbatim
** Top contributors (to current version):
** Tim King
** This file is part of the CVC4 project.
** Copyright (c) 2009-2016 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 Defines ArithVar which is the internal representation of variables in arithmetic
**
** This defines ArithVar which is the internal representation of variables in
** arithmetic. This is a typedef from Index to ArithVar.
** This file also provides utilities for ArithVars.
**/
#include "cvc4_private.h"
#pragma once
#include <vector>
#include "util/index.h"
#include "util/rational.h"
namespace CVC4 {
namespace theory {
namespace arith {
typedef Index ArithVar;
extern const ArithVar ARITHVAR_SENTINEL;
typedef std::vector<ArithVar> ArithVarVec;
typedef std::pair<ArithVar, Rational> ArithRatPair;
typedef std::vector< ArithRatPair > ArithRatPairVec;
extern bool debugIsASet(const ArithVarVec& variables);
}/* CVC4::theory::arith namespace */
}/* CVC4::theory namespace */
}/* CVC4 namespace */
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