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Reference documentation for deal.II version GIT 9042b9283b 2023-12-02 14:50:02+00:00
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#include <deal.II/lac/precondition.h>
Public Member Functions | |
AdditionalData (const std::vector< size_type > &permutation, const std::vector< size_type > &inverse_permutation, const typename BaseClass::AdditionalData ¶meters=typename BaseClass::AdditionalData()) | |
Public Attributes | |
const std::vector< size_type > & | permutation |
const std::vector< size_type > & | inverse_permutation |
BaseClass::AdditionalData | parameters |
Parameters for PreconditionPSOR.
Definition at line 1665 of file precondition.h.
PreconditionPSOR< MatrixType >::AdditionalData::AdditionalData | ( | const std::vector< size_type > & | permutation, |
const std::vector< size_type > & | inverse_permutation, | ||
const typename BaseClass::AdditionalData & | parameters = typename BaseClass::AdditionalData() |
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Constructor. For the parameters' description, see below.
The permutation vectors are stored as a reference. Therefore, it has to be assured that the lifetime of the vector exceeds the lifetime of the preconditioner.
The relaxation parameter should be larger than zero and smaller than 2 for numerical reasons. It defaults to 1.
const std::vector<size_type>& PreconditionPSOR< MatrixType >::AdditionalData::permutation |
Storage for the permutation vector.
Definition at line 1686 of file precondition.h.
const std::vector<size_type>& PreconditionPSOR< MatrixType >::AdditionalData::inverse_permutation |
Storage for the inverse permutation vector.
Definition at line 1690 of file precondition.h.
BaseClass::AdditionalData PreconditionPSOR< MatrixType >::AdditionalData::parameters |
Relaxation parameters
Definition at line 1694 of file precondition.h.