slepc-3.21.2 2024-09-25
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# NEPGetRefine

Gets the refinement strategy used by the NEP object, and the associated parameters.

### Synopsis

    #include "slepcnep.h"
    PetscErrorCode NEPGetRefine(NEP nep,NEPRefine *refine,PetscInt *npart,PetscReal *tol,PetscInt *its,NEPRefineScheme *scheme)

Not Collective

### Input Parameter

| nep | - the nonlinear eigensolver context

### Output Parameters

| refine | - refinement type
| npart | - number of partitions of the communicator
| tol | - the convergence tolerance
| its | - maximum number of refinement iterations
| scheme | - the scheme used for solving linear systems

### Note

The user can specify NULL for any parameter that is not needed.

### See Also

NEPSetRefine()

### Level

intermediate

### Location

src/nep/interface/nepopts.c
Index of all NEP routines
Table of Contents for all manual pages
Index of all manual pages