HLIBpro
2.2
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Represents the inverse of a Cholesky factored matrix. More...
#include <TFacInvMatrix.hh>
Public Member Functions | |
TLLInvMatrix (const TMatrix *afac_matrix, const matform_t format, const bool external_memory=true) | |
TLLInvMatrix (const TScalarVector *D1, const TMatrix *afac_matrix, const TScalarVector *D2, const matform_t format, const bool external_memory=true) | |
virtual | ~TLLInvMatrix () |
dtor | |
virtual void | solve (TVector *x, const matop_t op) const |
virtual typeid_t | type () const |
return type ID of matrix | |
virtual bool | is_type (const typeid_t t) const |
return true if local matrix is of type t | |
Public Member Functions inherited from TFacInvMatrix | |
TFacInvMatrix (const TMatrix *afac_matrix, const eval_type_t aeval_type=CFG::Arith::eval_type, const bool external_memory=true) | |
TFacInvMatrix (const TScalarVector *D1, const TMatrix *afac_matrix, const TScalarVector *D2, const eval_type_t aeval_type=CFG::Arith::eval_type, const bool external_memory=true) | |
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) | |
const TMatrix * | fac_matrix () const |
return internal matrix object | |
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) const |
virtual void | apply_add (const real alpha, const TVector *x, TVector *y, const matop_t op) const |
virtual TVector * | domain_vector () const |
return vector in domain space | |
virtual TVector * | range_vector () const |
return vector in range space | |
Public Member Functions inherited from TTypeInfo | |
virtual std::string | typestr () const |
return string representation of type | |
Evaluates or .
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inline |
construct inverse operator with Cholesky factorised matrix afac_matrix which has format (symmetric, etc.) (no diagonal scaling applied)
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inline |
construct inverse operator with Cholesky factorised matrix afac_matrix which has format (symmetric, etc.) and additional row and column scaling factors D1 and D2
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virtual |
solve op(A) x = y with given y (supplied in x)
Implements TFacInvMatrix.