TLDLInvMatrix Class Reference
Represents the inverse of a LDL factored matrix. More...
#include <TFacInvMatrix.hh>
Inheritance diagram for TLDLInvMatrix:
Public Member Functions | |
| template<typename T_mat > | |
| TLDLInvMatrix (T_mat &&afac_matrix, const matform_t aformat, const eval_type_t aeval_type=CFG::Arith::eval_type, const storage_type_t astorage_type=CFG::Arith::storage_type) | |
| template<typename T_mat > | |
| TLDLInvMatrix (T_mat &&afac_matrix, const matform_t aformat, const TTruncAcc &aacc, const eval_type_t aeval_type=CFG::Arith::eval_type, const storage_type_t astorage_type=CFG::Arith::storage_type) | |
| template<typename T_mat > | |
| TLDLInvMatrix (const TScalarVector *D1, T_mat &&afac_matrix, const TScalarVector *D2, const matform_t aformat, const eval_type_t aeval_type=CFG::Arith::eval_type, const storage_type_t astorage_type=CFG::Arith::storage_type) | |
| virtual | ~TLDLInvMatrix () |
| dtor | |
| virtual void | solve (TVector *x, const matop_t op) const |
 Public Member Functions inherited from TFacInvMatrix | |
| template<typename T_mat > | |
| TFacInvMatrix (T_mat &&afac_matrix, const eval_type_t aeval_type=CFG::Arith::eval_type, const storage_type_t astorage_type=CFG::Arith::storage_type) | |
| template<typename T_mat > | |
| TFacInvMatrix (T_mat &&afac_matrix, const TTruncAcc &aacc, const eval_type_t aeval_type=CFG::Arith::eval_type, const storage_type_t astorage_type=CFG::Arith::storage_type) | |
| template<typename T_mat > | |
| TFacInvMatrix (const TScalarVector *D1, T_mat &&afac_matrix, const TScalarVector *D2, const eval_type_t aeval_type=CFG::Arith::eval_type, const storage_type_t astorage_type=CFG::Arith::storage_type) | |
| virtual | ~TFacInvMatrix () |
| dtor | |
| const TMatrix * | matrix () const |
| access factorised matrix | |
| bool | has_scaling () const |
| return true if diagonal scaling is used | |
| const TScalarVector & | scaling_left () const |
| return left scaling matrix | |
| const TScalarVector & | scaling_right () const |
| return right scaling matrix | |
| eval_type_t | eval_type () const |
| return evaluation type (pointwise/blockwise) | |
| storage_type_t | storage_type () const |
| return evaluation type (pointwise/blockwise) | |
| const TTruncAcc | accuracy () const |
| return internal accuracy for matrix arithmetic | |
| void | set_accuracy (const TTruncAcc &aacc) |
| set internal accuracy for matrix arithmetic | |
| bool | is_complex () const |
| return true, if field type is complex | |
| bool | is_self_adjoint () const |
| return true, of operator is self adjoint | |
| virtual void | apply (const TVector *x, TVector *y, const matop_t op=apply_normal) const |
| virtual void | apply_add (const real alpha, const TVector *x, TVector *y, const matop_t op=apply_normal) const |
| virtual void | apply_add (const real alpha, const BLAS::Vector< real > &x, BLAS::Vector< real > &y, const matop_t op=apply_normal) const |
| virtual size_t | domain_dim () const |
| return dimension of domain | |
| virtual size_t | range_dim () const |
| return dimension of range | |
| virtual auto | domain_vector () const -> std::unique_ptr< TVector > |
| return vector in domain space | |
| virtual auto | range_vector () const -> std::unique_ptr< TVector > |
| return vector in range space | |
| Public Member Functions inherited from TTypeInfo | |
| virtual typeid_t | type () const =0 |
| return type ID of object | |
| virtual bool | is_type (const typeid_t t) const |
| return true if local object is of given type ID t | |
| virtual std::string | typestr () const |
| return string representation of type | |
Detailed Description
Evaluates \f$ (LDL^H)^{-1} \f$ or \f$ (LDL^T)^{-1} \f$.
Constructor & Destructor Documentation
◆ TLDLInvMatrix() [1/3]
|
inline |
construct inverse operator with LDL factorised matrix afac_matrix which has format (symmetric, etc.) (no diagonal scaling applied)
◆ TLDLInvMatrix() [2/3]
|
inline |
construct inverse operator with LDL factorised matrix afac_matrix with accuracy for matrix arithmetic (without diagonal scaling)
◆ TLDLInvMatrix() [3/3]
|
inline |
construct inverse operator with LDL factorised matrix afac_matrix which has format (symmetric, etc.) and additional row and column scaling factors D1 and D2
Member Function Documentation
◆ solve()
|
virtual |
solve op(A) x = y with given y (supplied in x)
Implements TFacInvMatrix.
