slepc-3.19.2 2023-09-05
   
DSNEPSetRefine
Sets the tolerance and the number of iterations of Newton iterative refinement for eigenpairs. 
Synopsis
#include "slepcds.h" 
PetscErrorCode DSNEPSetRefine(DS ds,PetscReal tol,PetscInt its)
Logically Collective
Input Parameters
|  | ds | - the direct solver context | 
|  | tol | - the tolerance | 
|  | its | - the number of iterations | 
Options Database Key
|  | -ds_nep_refine_tol <tol> | - sets the tolerance | 
|  | -ds_nep_refine_its <its> | - sets the number of Newton iterations | 
Notes
Iterative refinement of eigenpairs is currently used only in the contour
integral method.
See Also
 DSNEPGetRefine()
Level
advanced
Location
src/sys/classes/ds/impls/nep/dsnep.c
Index of all DS routines
Table of Contents for all manual pages
Index of all manual pages