slepc-3.17.2 2022-08-09
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Sets the type of reorthogonalization used during the Lanczos iteration.


#include "slepceps.h" 
PetscErrorCode EPSLanczosSetReorthog(EPS eps,EPSLanczosReorthogType reorthog)
Logically Collective on eps

Input Parameters

eps  - the eigenproblem solver context
reorthog  - the type of reorthogonalization

Options Database Key

-eps_lanczos_reorthog  - Sets the reorthogonalization type (either 'local', 'selective', 'periodic', 'partial', 'full' or 'delayed')

See Also

EPSLanczosGetReorthog(), EPSLanczosReorthogType

Location: src/eps/impls/krylov/lanczos/lanczos.c
Index of all EPS routines
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Index of all manual pages