20 #ifndef IPO_FUNCTION_DERIVATIVEESTIMATES_HPP
21 #define IPO_FUNCTION_DERIVATIVEESTIMATES_HPP
27 #include"../ipo/detail/GSL.hpp"
49 virtual gsl::matrix
hessian()
const;
Base class for gradient estimators.
virtual gsl::matrix hessian() const
Base class for derivative estimates with Hessian.
gsl::matrix functionHessian
The Hessian value.
Namespace for functions that can be used by ipo::Objective and ipo::Constraint.
DerivativesEstimates(size_t const size=0)
Constructor.
size_t const size
Size of vector arguments to supply to subclass functions.