QuantLib_LeastSquareProblem (3) Linux Manual Page
QuantLib::LeastSquareProblem – Base class for least square problem.
Synopsis
#include <ql/math/optimization/leastsquare.hpp>Public Member Functions
virtual Size size ()=0size of the problem ie size of target vector
virtual void targetAndValue (const Array &x, Array &target, Array &fct2fit)=0
compute the target vector and the values of the function to fit
virtual void targetValueAndGradient (const Array &x, Matrix &grad_fct2fit, Array &target, Array &fct2fit)=0
