slepc-3.21.2 2024-09-25
Report Typos and Errors

# NEPGetOptionsPrefix

Gets the prefix used for searching for all NEP options in the database.

### Synopsis

    #include "slepcnep.h"
    PetscErrorCode NEPGetOptionsPrefix(NEP nep,const char *prefix[])

Not Collective

### Input Parameters

| nep | - the nonlinear eigensolver context

### Output Parameters

| prefix | - pointer to the prefix string used is returned

### Note

On the Fortran side, the user should pass in a string 'prefix' of sufficient length to hold the prefix.

### See Also

NEPSetOptionsPrefix(), NEPAppendOptionsPrefix()

### Level

advanced

### Location

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