PETSc version 3.15.5
TaoSetResidualRoutine
Sets the residual evaluation routine for least-square applications 
Synopsis
#include "petsctao.h" 
PetscErrorCode TaoSetResidualRoutine(Tao tao, Vec res, PetscErrorCode (*func)(Tao, Vec, Vec, void*),void *ctx)
Logically collective on Tao
Input Parameter
|  | tao | - the Tao context | 
|  | func | - the residual evaluation routine | 
|  | 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, Vec f, void *ctx);
|  | x | - input vector | 
|  | f | - function value vector | 
|  | ctx | - [optional] user-defined function context | 
See Also
 TaoSetObjectiveRoutine(), TaoSetJacobianRoutine()
Level
beginner
Location
src/tao/interface/taosolver_fg.c
Examples
src/tao/leastsquares/tutorials/chwirut1.c.html
src/tao/leastsquares/tutorials/chwirut2.c.html
src/tao/leastsquares/tutorials/cs1.c.html
src/tao/leastsquares/tutorials/tomography.c.html
src/tao/leastsquares/tutorials/chwirut1f.F90.html
src/tao/leastsquares/tutorials/chwirut2f.F90.html
Index of all Tao routines
Table of Contents for all manual pages
Index of all manual pages