TaoLineSearchComputeGradient#

Computes the gradient of the objective function

Synopsis#

#include "petsctaolinesearch.h" 
PetscErrorCode TaoLineSearchComputeGradient(TaoLineSearch ls, Vec x, Vec g)

Collective

Input Parameters#

ls - the TaoLineSearch context
x - input vector

Output Parameter#

g - gradient vector

Note#

TaoComputeGradient() is typically used within line searches so most users would not generally call this routine themselves.

See Also#

TAO: Optimization Solvers, Tao, TaoLineSearch, TaoLineSearchComputeObjective(), TaoLineSearchComputeObjectiveAndGradient(), TaoLineSearchSetGradient()

Level#

developer

Location#

src/tao/linesearch/interface/taolinesearch.c

Index of all TaoLineSearch routines
Table of Contents for all manual pages
Index of all manual pages