QPComputeObjectiveFromGradient
Evaluate the quadratic objective function f(x) = 1/2*x'*A*x - x'*b using known gradient.
Synopsis
PetscErrorCode QPComputeObjectiveFromGradient(QP qp, Vec x, Vec g, PetscReal *f)
Collective on QP
Input Parameters
| qp | - the QP
|
| x | - the state vector
|
| g | - the gradient
|
Output Parameter
f -the objective value
Notes
Computes f(x) as x'*(g - b)/2
See Also
QPComputeObjective(), QPComputeObjectiveGradient(), QPComputeObjectiveAndGradient()
Level:intermediate
Location:src/qp/interface/qp.c
Index of all QP routines
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Index of all manual pages