lis_esolver_get_residualnorm(3) - Linux man page
Name
lis_esolver_get_residualnorm - calculate the relative residual norm
from the eigenvector
Synopsis
#include "lis.h"
LIS_INT lis_esolver_get_residualnorm(LIS_ESOLVER esolver, LIS_INT *residual);
Description
Calculate the relative residual norm ||lx - Ax||_2/l from the eigenvector x.
Input
- esolver
- The eigensolver
Output
- residual
- The relative residual norm ||lx - Ax||_2/l
Exit Status
The following exit values are returned:
- 0
- The process is normally terminated
- unspecified
- An
error occurred
See Also
lis(3)