slepc-3.19.2 2023-09-05
   
EPSCISSSetQuadRule
Sets the quadrature rule used in the CISS solver. 
Synopsis
#include "slepceps.h" 
PetscErrorCode EPSCISSSetQuadRule(EPS eps,EPSCISSQuadRule quad)
Logically Collective
Input Parameters
|  | eps | - the eigenproblem solver context | 
|  | quad | - the quadrature rule | 
Options Database Key
|  | -eps_ciss_quadrule | - Sets the quadrature rule (either 'trapezoidal' or
'chebyshev') | 
Notes
By default, the trapezoidal rule is used (EPS_CISS_QUADRULE_TRAPEZOIDAL).
If the 'chebyshev' option is specified (EPS_CISS_QUADRULE_CHEBYSHEV), then
Chebyshev points are used as quadrature points.
See Also
 EPSCISSGetQuadRule(), EPSCISSQuadRule
Level
advanced
Location
src/eps/impls/ciss/ciss.c
Index of all EPS routines
Table of Contents for all manual pages
Index of all manual pages