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BelosAkx.hpp
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00041 
00042 #ifndef __Belos_Akx_hpp
00043 #define __Belos_Akx_hpp
00044 
00045 #include <BelosMultiVecTraits.hpp>
00046 #include <Teuchos_ScalarTraits.hpp>
00047 #include <Teuchos_SerialDenseVector.hpp>
00048 
00049 namespace Belos {
00056   template<class Scalar, class MV>
00057   class Akx {
00058   public:
00059     typedef Scalar scalar_type;
00060     typedef typename Teuchos::ScalarTraits<Scalar>::magnitudeType magnitude_type;
00061     typedef MV multivector_type;
00062 
00069     virtual int maxCandidateBasisLength () const = 0;
00070 
00080     virtual int recommendedCandidateBasisLength () const = 0;
00081 
00109     virtual void 
00110     computeFlexibleBasis (const MV& q_last, 
00111         MV& Z_cur, 
00112         MV& V_cur, 
00113         const int s) = 0;
00114 
00126     virtual void computeBasis (const MV& q_last, MV& V_cur, const int s) = 0;
00127 
00162     virtual void
00163     updateBasis (const Teuchos::ArrayView<const magnitude_type>& realParts,
00164      const Teuchos::ArrayView<const magnitude_type>& imagParts,
00165      const Teuchos::ArrayView<const int>& multiplicities,
00166      const int numValues);
00167 
00188     virtual Teuchos::RCP<const Teuchos::SerialDenseMatrix<int,Scalar> > 
00189     changeOfBasisMatrix (const int s) = 0;
00190   };
00191 
00192 } // namespace Belos
00193 
00194 #endif // __Belos_Akx_hpp
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