slepc-3.19.2 2023-09-05
   
STMatMult
Computes the matrix-vector product y = T[k] x, where T[k] is the k-th matrix of the spectral transformation. 
Synopsis
#include "slepcst.h" 
PetscErrorCode STMatMult(ST st,PetscInt k,Vec x,Vec y)
Neighbor-wise Collective
Input Parameters
|  | st | - the spectral transformation context | 
|  | k | - index of matrix to use | 
|  | x | - the vector to be multiplied | 
Output Parameter
See Also
 STMatMultTranspose()
Level
developer
Location
src/sys/classes/st/interface/stsles.c
Index of all ST routines
Table of Contents for all manual pages
Index of all manual pages