a Newton algorithm, which computes the derivative at each iteration See the GSL manual for more information
Definition at line 132 of file RootFinderAlgorithms.h.
Public Member Functions | |
| Newton () | |
| ~Newton () override | |
 Public Member Functions inherited from ROOT::Math::GSLRootFinderDeriv | |
| GSLRootFinderDeriv () | |
| ~GSLRootFinderDeriv () override | |
| int | Iterate () override |
| iterate (return GSL_SUCCESS in case of successful iteration) | |
| int | Iterations () const override |
| Return number of iterations. | |
| const char * | Name () const override |
| Return name of root finder algorithm. | |
| double | Root () const override |
| Returns the previously calculated root. | |
| bool | SetFunction (const IGradFunction &f, double xstart) override |
| Sets the function for algorithms using derivatives. | |
| virtual bool | SetFunction (const ROOT::Math::IGenFunction &, double, double) |
| Sets the function for the rest of the algorithms. | |
| virtual bool | SetFunction (const ROOT::Math::IGradFunction &, double) |
| Sets the function for algorithms using derivatives. | |
| bool | SetFunction (GSLFuncPointer f, GSLFuncPointer df, GSLFdFPointer fdf, void *p, double Root) |
| bool | Solve (int maxIter=100, double absTol=1E-8, double relTol=1E-10) override |
| Find the root (return false if failed) | |
| int | Status () const override |
| Return the status of last root finding. | |
| Public Member Functions inherited from ROOT::Math::IRootFinderMethod | |
| IRootFinderMethod () | |
| Default Constructor. | |
| virtual | ~IRootFinderMethod () |
| Default Destructor. | |
Private Member Functions | |
| Newton (const Newton &) | |
| Newton & | operator= (const Newton &) |
Additional Inherited Members | |
| Public Types inherited from ROOT::Math::GSLRootFinderDeriv | |
| typedef void(* | GSLFdFPointer) (double, void *, double *, double *) |
| typedef double(* | GSLFuncPointer) (double, void *) |
| Protected Member Functions inherited from ROOT::Math::GSLRootFinderDeriv | |
| void | FreeSolver () |
| void | SetSolver (GSLRootFdFSolver *s) |
#include <Math/RootFinderAlgorithms.h>
| ROOT::Math::Roots::Newton::Newton | ( | ) |
Definition at line 133 of file RootFinderAlgorithms.cxx.
|
override |
Definition at line 140 of file RootFinderAlgorithms.cxx.
Definition at line 146 of file RootFinderAlgorithms.cxx.
Definition at line 151 of file RootFinderAlgorithms.cxx.
