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Stokhos_SchurPreconditioner.hpp
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43
44
45
46#ifndef STOKHOS_SCHURPRECONDITIONER_HPP
47#define STOKHOS_SCHURPRECONDITIONER_HPP
48
49#include "Teuchos_RCP.hpp"
50#include "Stokhos_Operator.hpp"
51#include "Teuchos_SerialDenseMatrix.hpp"
52
53namespace Stokhos {
54
55 template <typename ordinal_type, typename value_type>
57 public Stokhos::Operator<ordinal_type, value_type> {
58 public:
59
62 const Teuchos::SerialDenseMatrix<ordinal_type,value_type> & K,
63 const ordinal_type p, const ordinal_type m, const ordinal_type diag);
64
66 virtual ~SchurPreconditioner();
67
68 virtual ordinal_type ApplyInverse(
69 const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Input,
70 Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Result,
71 ordinal_type prec_iters) const;
72
73 protected:
74 ordinal_type fact(ordinal_type n) const;
75 ordinal_type size(ordinal_type n, ordinal_type m) const;
76
77 const Teuchos::SerialDenseMatrix<ordinal_type,value_type> & K;
78 const ordinal_type p;
79 const ordinal_type m;
80 const ordinal_type diag;
81
82 }; // class SchurPreconditioner
83
84} // namespace Stokhos
85
87
88#endif // STOKHOS_SCHURPRECONDITIONER_HPP
89
ordinal_type fact(ordinal_type n) const
ordinal_type size(ordinal_type n, ordinal_type m) const
const Teuchos::SerialDenseMatrix< ordinal_type, value_type > & K
virtual ordinal_type ApplyInverse(const Teuchos::SerialDenseMatrix< ordinal_type, value_type > &Input, Teuchos::SerialDenseMatrix< ordinal_type, value_type > &Result, ordinal_type prec_iters) const
Returns the result of a Operator inverse applied to a Teuchos::SerialDenseMatrix Input in Result.
Top-level namespace for Stokhos classes and functions.