PEPJDSetRestart#
Sets the restart parameter for the Jacobi-Davidson method, in particular the proportion of basis vectors that must be kept after restart.
Synopsis#
#include "slepcpep.h"
PetscErrorCode PEPJDSetRestart(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_jd_restart - Sets the restart parameter
Notes#
Allowed values are in the range [0.1,0.9]. The default is 0.5.
See Also#
PEPJDGetRestart()
Level#
advanced
Location#
Implementations#
PEPJDSetRestart_JD() in src/pep/impls/jd/pjd.c
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