TaoTermGetFDDelta#
Get the increment used for finite difference derivative approximations in methods like TaoTermComputeGradientFD()
Synopsis#
#include "petsctao.h"
PetscErrorCode TaoTermGetFDDelta(TaoTerm term, PetscReal *delta)
Not collective
Input Parameter#
term - a
TaoTerm
Output Parameter#
delta - the finite difference increment
Options Database Key#
-tao_term_fd_delta
- the above increment
See Also#
TaoTerm: composable objective function terms,
TaoTerm,
TaoTermSetFDDelta(),
TaoTermComputeGradientFD(),
TaoTermComputeGradientSetUseFD(),
TaoTermComputeGradientGetUseFD()
Level#
advanced
Location#
Examples#
src/tao/unconstrained/tutorials/rosenbrock1_taoterm.c
Index of all TaoTerm routines
Table of Contents for all manual pages
Index of all manual pages