SVDTRLanczosSetExplicitMatrix#
Indicate if the matrix Z=[A;B] must be built explicitly.
Synopsis#
#include "slepcsvd.h"
PetscErrorCode SVDTRLanczosSetExplicitMatrix(SVD svd,PetscBool explicitmat)
Logically Collective
Input Parameters#
svd - singular value solver
explicitmat - Boolean flag indicating if Z=[A;B] is built explicitly
Options Database Key#
-svd_trlanczos_explicitmatrix
- Indicates the boolean flag
Notes#
This option is relevant for the GSVD case only. Z is the coefficient matrix of the KSP solver used internally.
See Also#
SVDTRLanczosGetExplicitMatrix()
Level#
advanced
Location#
Examples#
Implementations#
SVDTRLanczosSetExplicitMatrix_TRLanczos() in src/svd/impls/trlanczos/trlanczos.c
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