TaoLineSearchComputeObjectiveAndGradient#
Computes the objective function value at a given point
Synopsis#
#include "petsctaolinesearch.h"
PetscErrorCode TaoLineSearchComputeObjectiveAndGradient(TaoLineSearch ls, Vec x, PetscReal *f, Vec g)
Collective
Input Parameters#
ls - the TaoLineSearch context
x - input vector
Output Parameters#
f - Objective value at X
g - Gradient vector at X
Notes#
TaoLineSearchComputeObjectiveAndGradient() is typically used within line searches so most users would not generally call this routine themselves.
See Also#
TaoLineSearchComputeGradient()
, TaoLineSearchComputeObjectiveAndGradient()
, TaoLineSearchSetObjectiveRoutine()
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