inv_rel_gmresr_sumr.h

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// -*- C++ -*-
/*! \file
 *  \brief Relaxed GMRESR algorithm of the Wuppertal Group
 */
 
#ifndef __inv_rel_gmresr_sumr__
#define __inv_rel_gmresr_sumr__
 
#include "linearop.h"
 
namespace Chroma {
 
template<typename T>
void InvRelGMRESR_SUMR(const LinearOperator<T>& PrecU,
                       const Complex& zeta,
                       const Real& rho,
                       const LinearOperator<T>& UnprecU,
                       const T& b,
                       T& x,
                       const Real& epsilon, 
                       const Real& epsilon_prec,
                       int MaxGMRESR, 
                       int MaxGMRESRPrec,
                       int& n_count);
 
}  // end namespace Chroma
 
 
#endif