ROL
ROL_LinearObjective.hpp
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43
44#ifndef ROL_LINEAR_OBJECTIVE_H
45#define ROL_LINEAR_OBJECTIVE_H
46
47#include "ROL_Objective.hpp"
48#include "ROL_Vector.hpp"
49#include "ROL_Ptr.hpp"
50
64namespace ROL {
65
66template<typename Real>
67class LinearObjective : public Objective<Real> {
68private:
69 const Ptr<const Vector<Real>> cost_, dual_cost_;
70
71public:
72 LinearObjective(const Ptr<const Vector<Real>> &cost);
73
74 Real value( const Vector<Real> &x, Real &tol ) override;
75 void gradient( Vector<Real> &g, const Vector<Real> &x, Real &tol ) override;
76 void hessVec( Vector<Real> &hv, const Vector<Real> &v, const Vector<Real> &x, Real &tol ) override;
77
78}; // class LinearObjective
79
80} // namespace ROL
81
83
84#endif
Provides the interface to evaluate linear objective functions.
void gradient(Vector< Real > &g, const Vector< Real > &x, Real &tol) override
Compute gradient.
void hessVec(Vector< Real > &hv, const Vector< Real > &v, const Vector< Real > &x, Real &tol) override
Apply Hessian approximation to vector.
LinearObjective(const Ptr< const Vector< Real > > &cost)
const Ptr< const Vector< Real > > dual_cost_
Real value(const Vector< Real > &x, Real &tol) override
Compute value.
const Ptr< const Vector< Real > > cost_
Provides the interface to evaluate objective functions.
Defines the linear algebra or vector space interface.