NewtonSafe Class Reference

safe Newton 1-D solver More...

#include <ql/math/solvers1d/newtonsafe.hpp>

Inheritance diagram for NewtonSafe:

Public Member Functions
template<class F >
Real	solveImpl (const F &f, Real xAccuracy) const
Public Member Functions inherited from Solver1D< NewtonSafe >
Real	solve (const F &f, Real accuracy, Real guess, Real step) const
Real	solve (const F &f, Real accuracy, Real guess, Real xMin, Real xMax) const
void	setMaxEvaluations (Size evaluations)
void	setLowerBound (Real lowerBound)
	sets the lower bound for the function domain
void	setUpperBound (Real upperBound)
	sets the upper bound for the function domain

Additional Inherited Members
Protected Member Functions inherited from CuriouslyRecurringTemplate< NewtonSafe >
NewtonSafe &	impl ()
const NewtonSafe &	impl () const
Protected Attributes inherited from Solver1D< NewtonSafe >
Real	root_
Real	xMin_
Real	xMax_
Real	fxMin_
Real	fxMax_
Size	maxEvaluations_
Size	evaluationNumber_

Detailed Description

safe Newton 1-D solver

Note

This solver requires that the passed function object implement a method Real derivative(Real).

Tests:

the correctness of the returned values is tested by checking them against known good results.