inv_gmresr_cg_array.h

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// -*- C++ -*-
/*! \file
 *  \brief Relaxed GMRESR algorithm of the Wuppertal Group
 */
 
#ifndef __inv_gmresr_cg_array_
#define __inv_gmresr_cg_array_
 
#include "linearop.h"
 
namespace Chroma {
 
template<typename T>
void InvGMRESR_CG(const LinearOperatorArray<T>& PrecMM,
                  const LinearOperatorArray<T>& PrecM,
                  const LinearOperatorArray<T>& UnprecM,
                  const multi1d<T>& b,
                  multi1d<T>& x,
                  const Real& epsilon, 
                  const Real& epsilon_prec,
                  int MaxGMRESR, 
                  int MaxGMRESRPrec,
                  int& n_count);
 
}  // end namespace Chroma
 
#endif