MatMFFDSetBase

Sets the vector U at which matrix vector products of the Jacobian are computed

Synopsis

#include "petscmat.h"   
PetscErrorCode PETSCMAT_DLLEXPORT MatMFFDSetBase(Mat J,Vec U,Vec F)
Collective on Mat

Input Parameters

J - the MatMFFD matrix
U - the vector
F - vector that contains F(u) if it has been already computed

Notes: This is rarely used directly

Warning: for a given Mat, this must be called either ALWAYS with an F or never

Level:advanced
Location:
src/mat/impls/mffd/mffd.c
Index of all Mat routines
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Index of all manual pages