ROL
ROL_Objective_FSsolver_Def.hpp
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43
44#ifndef ROL_OBJECTIVE_FSSOLVER_DEF_H
45#define ROL_OBJECTIVE_FSSOLVER_DEF_H
46
47namespace ROL {
48
49template<typename Real>
50Real Objective_FSsolver<Real>::value( const Vector<Real> &u, Real &tol ) {
51 return static_cast<Real>(0.5)*u.dot(u);
52}
53
54template<typename Real>
56 g.set(u.dual());
57}
58
59template<typename Real>
60void Objective_FSsolver<Real>::hessVec( Vector<Real> &hv, const Vector<Real> &v, const Vector<Real> &u, Real &tol ) {
61 hv.set(v.dual());
62}
63
64} // namespace ROL
65
66#endif
Real value(const Vector< Real > &u, Real &tol) override
Compute value.
void hessVec(Vector< Real > &hv, const Vector< Real > &v, const Vector< Real > &u, Real &tol) override
Apply Hessian approximation to vector.
void gradient(Vector< Real > &g, const Vector< Real > &u, Real &tol) override
Compute gradient.
Defines the linear algebra or vector space interface.
virtual void set(const Vector &x)
Set where .
virtual const Vector & dual() const
Return dual representation of , for example, the result of applying a Riesz map, or change of basis,...
virtual Real dot(const Vector &x) const =0
Compute where .