EPSLOBPCGSetRestart#
Sets the restart parameter for the LOBPCG method.
Synopsis#
#include "slepceps.h"
PetscErrorCode EPSLOBPCGSetRestart(EPS eps,PetscReal restart)
Logically Collective
Input Parameters#
eps - the eigenproblem solver context
restart - the percentage of the block of vectors to force a restart
Options Database Key#
-eps_lobpcg_restart - Sets the restart parameter
Notes#
The meaning of this parameter is the proportion of vectors within the current block iterate that must have converged in order to force a restart with hard locking. Allowed values are in the range [0.1,1.0]. The default is 0.9.
See Also#
EPSLOBPCGGetRestart()
Level#
advanced
Location#
Implementations#
EPSLOBPCGSetRestart_LOBPCG() in src/eps/impls/cg/lobpcg/lobpcg.c
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