slepc-3.7.3 2016-09-29
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# EPSLOBPCGSetRestart

Sets the restart parameter for the LOBPCG method. 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.

### Synopsis

    #include "slepceps.h"
    PetscErrorCode EPSLOBPCGSetRestart(EPS eps,PetscReal restart)

Logically Collective on EPS

### 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

Allowed values are in the range [0.1,1.0]. The default is 0.6.

### See Also

EPSLOBPCGGetRestart()

Location: src/eps/impls/cg/lobpcg/lobpcg.c
Index of all EPS routines
Table of Contents for all manual pages
Index of all manual pages