slepc-3.22.1 2024-10-28
MFNSetDimensions
Sets the dimension of the subspace to be used by the solver.
Synopsis
#include "slepcmfn.h"
PetscErrorCode MFNSetDimensions(MFN mfn,PetscInt ncv)
Logically Collective
Input Parameters
| mfn | - the matrix function context
|
| ncv | - the maximum dimension of the subspace to be used by the solver
|
Options Database Keys
| -mfn_ncv <ncv> | - Sets the dimension of the subspace
|
Notes
Use PETSC_DETERMINE for ncv to assign a reasonably good value, which is
dependent on the solution method.
See Also
MFNGetDimensions()
Level
intermediate
Location
src/mfn/interface/mfnopts.c
Index of all MFN routines
Table of Contents for all manual pages
Index of all manual pages