#include "petscmat.h" PetscErrorCode MatMFFDSetType(Mat mat,const MatMFFDType ftype)
mat | - the "matrix-free" matrix created via MatCreateSNESMF(), or MatCreateMFFD() or MatSetType(mat,MATMFFD); | |
ftype | - the type requested, either MATMFFD_WP or MATMFFD_DS |
F(x+ha) - F(x) F'(u)a ~= ---------------- h
Level:advanced
Location:src/mat/impls/mffd/mffd.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages