PETSc version 3.15.5
TaoSetObjectiveRoutine
Sets the function evaluation routine for minimization 
Synopsis
#include "petsctao.h" 
PetscErrorCode TaoSetObjectiveRoutine(Tao tao, PetscErrorCode (*func)(Tao, Vec, PetscReal*,void*),void *ctx)
Logically collective on Tao
Input Parameter
|  | tao | - the Tao context | 
|  | func | - the objective function | 
|  | ctx | - [optional] user-defined context for private data for the function evaluation
routine (may be NULL) | 
Calling sequence of func
     func (Tao tao, Vec x, PetscReal *f, void *ctx);
|  | x | - input vector | 
|  | f | - function value | 
|  | ctx | - [optional] user-defined function context | 
See Also
 TaoSetGradientRoutine(), TaoSetHessianRoutine() TaoSetObjectiveAndGradientRoutine()
Level
beginner
Location
src/tao/interface/taosolver_fg.c
Examples
src/tao/pde_constrained/tutorials/elliptic.c.html
src/tao/pde_constrained/tutorials/parabolic.c.html
src/tao/pde_constrained/tutorials/hyperbolic.c.html
src/tao/tutorials/ex4.c.html
Index of all Tao routines
Table of Contents for all manual pages
Index of all manual pages