PEPTOARSetRestart#

Sets the restart parameter for the TOAR method, in particular the proportion of basis vectors that must be kept after restart.

Synopsis#

#include "slepcpep.h" 
PetscErrorCode PEPTOARSetRestart(PEP pep,PetscReal keep)

Logically Collective

Input Parameters#

  • pep - the eigenproblem solver context

  • keep - the number of vectors to be kept at restart

Options Database Key#

  • -pep_toar_restart - Sets the restart parameter

Notes#

Allowed values are in the range [0.1,0.9]. The default is 0.5.

See Also#

PEPTOARGetRestart()

Level#

advanced

Location#

src/pep/impls/krylov/toar/ptoar.c

Implementations#

PEPTOARSetRestart_TOAR() in src/pep/impls/krylov/toar/ptoar.c


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