petsc-3.10.5 2019-03-28
MatLMVMApplyJ0Fwd
Applies an approximation of the forward matrix-vector product with the initial Jacobian.
Synopsis
#include "petscksp.h"
PetscErrorCode MatLMVMApplyJ0Fwd(Mat B, Vec X, Vec Y)
Input Parameters
| B | - An LMVM-type matrix
|
| X | - vector to multiply with J0
|
Output Parameter
Y -resulting vector for the operation
See Also
MatLMVMSetJ0(), MatLMVMSetJ0Scale(), MatLMVMSetJ0ScaleDiag(),
MatLMVMSetJ0PC(), MatLMVMSetJ0KSP(), MatLMVMApplyJ0Inv()
Level
advanced
Location
src/ksp/ksp/utils/lmvm/lmvmutils.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages