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ROOT 6.07/09 Reference Guide |
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ROOT 6.07/09 Reference Guide |
Double precision (48 bits) version of Second generation of Ranlux generator with luxury level of 1 (It throws away 202 value for every 12 used) see here
Definition at line 394 of file GSLRndmEngines.h.
Public Types | |
| typedef GSLRandomEngine | BaseType |
Public Member Functions | |
| GSLRngRanLuxD1 () | |
 Public Member Functions inherited from ROOT::Math::GSLRandomEngine | |
| GSLRandomEngine () | |
| default constructor. More... | |
| GSLRandomEngine (GSLRngWrapper *rng) | |
| create from an existing rng. More... | |
| GSLRandomEngine (const GSLRandomEngine &eng) | |
| Copy constructor : clone the contained GSL generator. More... | |
| virtual | ~GSLRandomEngine () |
| call Terminate() More... | |
| void | Initialize () |
| initialize the generator If no rng is present the default one based on Mersenne and Twister is created More... | |
| unsigned long | IntRndm () const |
| Generate an integer number between [0,max_generator-1] (including 0 and max-1) if max is larger than available range of algorithm an error message is printed and zero is returned. More... | |
| unsigned long | MaxInt () const |
| return the maximum integer +1 a generator can handle More... | |
| unsigned long | MinInt () const |
| return the minimum integer a generator can handle typically this value is 0 More... | |
| std::string | Name () const |
| return name of generator More... | |
| double | operator() () const |
| Generate a random number between ]0,1] 0 is excluded and 1 is included. More... | |
| GSLRandomEngine & | operator= (const GSLRandomEngine &eng) |
| Assignment operator : make a deep copy of the contained GSL generator. More... | |
| template<class Iterator > | |
| void | RandomArray (Iterator begin, Iterator end) const |
| Generate an array of random numbers. More... | |
| void | RandomArray (double *begin, double *end) const |
| Generate an array of random numbers The iterators points to the random numbers. More... | |
| double | Rndm () const |
| Generate a random number between ]0,1] 0 is excluded and 1 is included. More... | |
| unsigned long | RndmInt (unsigned long max) const |
| Generate an integer number between [0,max-1] (including 0 and max-1) if max is larger than available range of algorithm an error message is printed and zero is returned. More... | |
| void | SetSeed (unsigned int seed) const |
| set the random generator seed More... | |
| unsigned int | Size () const |
| return the state size of generator More... | |
| void | Terminate () |
| delete pointer to contained rng More... | |
| double | Gaussian (double sigma) const |
| Gaussian distribution - default method is Box-Muller (polar method) More... | |
| double | GaussianZig (double sigma) const |
| Gaussian distribution - Ziggurat method. More... | |
| double | GaussianRatio (double sigma) const |
| Gaussian distribution - Ratio method. More... | |
| double | GaussianTail (double a, double sigma) const |
| Gaussian Tail distribution. More... | |
| void | Gaussian2D (double sigmaX, double sigmaY, double rho, double &x, double &y) const |
| Bivariate Gaussian distribution with correlation. More... | |
| double | Exponential (double mu) const |
| Exponential distribution. More... | |
| double | Cauchy (double a) const |
| Cauchy distribution. More... | |
| double | Landau () const |
| Landau distribution. More... | |
| double | Gamma (double a, double b) const |
| Gamma distribution. More... | |
| double | Beta (double a, double b) const |
| Beta distribution. More... | |
| double | LogNormal (double zeta, double sigma) const |
| Log Normal distribution. More... | |
| double | ChiSquare (double nu) const |
| Chi square distribution. More... | |
| double | FDist (double nu1, double nu2) const |
| F distrbution. More... | |
| double | tDist (double nu) const |
| t student distribution More... | |
| double | Rayleigh (double sigma) const |
| Rayleigh distribution. More... | |
| double | Logistic (double a) const |
| Logistic distribution. More... | |
| double | Pareto (double a, double b) const |
| Pareto distribution. More... | |
| void | Dir2D (double &x, double &y) const |
| generate random numbers in a 2D circle of radious 1 More... | |
| void | Dir3D (double &x, double &y, double &z) const |
| generate random numbers in a 3D sphere of radious 1 More... | |
| unsigned int | Poisson (double mu) const |
| Poisson distribution. More... | |
| unsigned int | Binomial (double p, unsigned int n) const |
| Binomial distribution. More... | |
| unsigned int | NegativeBinomial (double p, double n) const |
| Negative Binomial distribution. More... | |
| std::vector< unsigned int > | Multinomial (unsigned int ntot, const std::vector< double > &p) const |
| Multinomial distribution. More... | |
Additional Inherited Members | |
| Protected Member Functions inherited from ROOT::Math::GSLRandomEngine | |
| GSLRngWrapper * | Engine () |
| internal method to return the engine Used by class like GSLMCIntegrator to set the engine More... | |
| void | SetType (GSLRngWrapper *r) |
| internal method used by the derived class to set the type of generators More... | |
#include <Math/GSLRndmEngines.h>
Definition at line 396 of file GSLRndmEngines.h.
| ROOT::Math::GSLRngRanLuxD1::GSLRngRanLuxD1 | ( | ) |
Definition at line 362 of file GSLRndmEngines.cxx.
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