slepc-3.21.1 2024-04-26
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EPSLOBPCGSetLocking

Choose between locking and non-locking variants of the LOBPCG method.

Synopsis

#include "slepceps.h" 
PetscErrorCode EPSLOBPCGSetLocking(EPS eps,PetscBool lock)
Logically Collective

Input Parameters

eps  - the eigenproblem solver context
lock  - true if the locking variant must be selected

Options Database Key

-eps_lobpcg_locking  - Sets the locking flag

Notes

This flag refers to soft locking (converged vectors within the current block iterate), since hard locking is always used (when nev is larger than the block size).

See Also

EPSLOBPCGGetLocking()

Level

advanced

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