# TaoAppComputeObjective

Compute the objective function that has been set with TaoAppSetObjectiveRoutine().

## Synopsis

    #include "tao.h"
    int TaoAppComputeObjective(TAO_APPLICATION taoapp, Vec X, double *f)

Collective on TAO_APPLICATION

## Input Parameters

| taopp | - the TAO_APPLICATION context
| X | - the point where the objective should be evaluated

## Output Parameter

f -function value

## Keywords

TAO_APPLICATION, objective

## See Also

TaoAppComputeGradient(), TaoAppComputeObjectiveAndGradient()

Level:developer
Location:src/petsctao/application/petscapp/tao_app_fg.c
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