PETSc version 3.15.5
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