DMSNESCheckJacobian#
Check the Jacobian of the exact solution against the residual using the Taylor Test
Synopsis#
#include "petscdmplex.h"
#include "petscsnes.h"
PetscErrorCode DMSNESCheckJacobian(SNES snes, DM dm, Vec u, PetscReal tol, PetscBool *isLinear, PetscReal *convRate)
Input Parameters#
Output Parameters#
isLinear - Flag indicaing that the function looks linear, or
NULL
convRate - The rate of convergence of the linear model, or
NULL
See Also#
DNSNESCheckFromOptions()
, DMSNESCheckDiscretization()
, DMSNESCheckResidual()
Level#
developer
Location#
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages