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Stokhos_PCEAnasaziKL.hpp
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41
42#ifndef STOKHOS_PCE_ANASAZI_KL_HPP
43#define STOKHOS_PCE_ANASAZI_KL_HPP
44
45#include "Stokhos_ConfigDefs.h"
46#ifdef HAVE_STOKHOS_ANASAZI
47
48#include "Teuchos_ParameterList.hpp"
50#include "AnasaziBasicEigenproblem.hpp"
51#include "AnasaziEpetraAdapter.hpp"
52
53namespace Stokhos {
54
56
61 class PCEAnasaziKL {
62 public:
63
65 PCEAnasaziKL(const Stokhos::VectorOrthogPoly<Epetra_Vector>& X_poly,
66 int num_KL_);
67
69 PCEAnasaziKL(const Teuchos::RCP<const EpetraExt::BlockVector>& X,
71 int num_KL_);
72
74 PCEAnasaziKL(const Teuchos::RCP<const Epetra_MultiVector>& X,
76 int num_KL_);
77
79 virtual ~PCEAnasaziKL() {}
80
82 Teuchos::ParameterList getDefaultParams() const;
83
85 bool computeKL(Teuchos::ParameterList& anasazi_params);
86
88 Teuchos::Array<double> getEigenvalues() const;
89
91 Teuchos::RCP<Epetra_MultiVector> getEigenvectors() const;
92
93 private:
94
96 PCEAnasaziKL(const PCEAnasaziKL&);
97
99 PCEAnasaziKL& operator=(const PCEAnasaziKL&);
100
101 protected:
102
103 typedef double ScalarType;
104 typedef Teuchos::ScalarTraits<ScalarType> SCT;
105 typedef SCT::magnitudeType MagnitudeType;
106 typedef Epetra_MultiVector MV;
107 typedef Epetra_Operator OP;
108 typedef Anasazi::MultiVecTraits<ScalarType,MV> MVT;
109 typedef Anasazi::OperatorTraits<ScalarType,MV,OP> OPT;
110
112 Teuchos::RCP<Stokhos::PCECovarianceOp> covOp;
113
115 int num_KL;
116
118 Teuchos::RCP<Anasazi::BasicEigenproblem<ScalarType,MV,OP> > anasazi_problem;
119
120 // Eigen solution
121 Anasazi::Eigensolution<ScalarType,MV> sol;
122
123 }; // PCEAnasaziKL
124
125} // namespace Stokhos
126
127#endif // HAVE_STOKHOS_ANASAZI
128
129#endif // STOKHOS_PCE_ANASAZI_KL_HPP
Abstract base class for multivariate orthogonal polynomials.
A container class storing an orthogonal polynomial whose coefficients are vectors,...
Top-level namespace for Stokhos classes and functions.