Gaudi Framework, version v20r2

Generated: 18 Jul 2008

GaudiMath Namespace Reference

Detailed Description

GaudiMath.h GaudiMath/GaudiMath.h.

Author:
Vanya BELYAEV Ivan.Belyaev@itep.ru
Date:
2003-08-31


Namespaces

namespace  Integration
namespace  Interpolation

Typedefs

typedef Genfun::GaudiMathImplementation::AdapterIFunction AIDAFunction
typedef Genfun::GaudiMathImplementation::Adapter2DoubleFunction Function2D
typedef Genfun::GaudiMathImplementation::Adapter3DoubleFunction Function3D
typedef Genfun::GaudiMathImplementation::SimpleFunction SimpleFunction
typedef Genfun::GaudiMathImplementation::GSLFunctionWithMode GSLFunctionWithMode
typedef Genfun::GaudiMathImplementation::GSLFunctionWithError GSLFunctionWithError
typedef Genfun::GaudiMathImplementation::GSLFunctionWithModeAndError GSLFunctionWithModeAndError
typedef Genfun::AbsFunction Function
typedef Genfun::GaudiMathImplementation::Constant Constant
typedef Genfun::GaudiMathImplementation::NumericalDerivative Derivative
typedef Genfun::GaudiMathImplementation::SimpleFunction SimpleFun
typedef Genfun::GaudiMathImplementation::NumericalIndefiniteIntegral IndIntegral
typedef Genfun::GaudiMathImplementation::NumericalDefiniteIntegral DefIntegral
typedef Genfun::GaudiMathImplementation::SplineBase SimpleSpline
typedef Genfun::GaudiMathImplementation::GSLSpline Spline
typedef Genfun::GaudiMathImplementation::GSLSplineDeriv SplineDeriv
typedef Genfun::GaudiMathImplementation::GSLSplineDeriv2 SplineDeriv2
typedef Genfun::GaudiMathImplementation::GSLSplineInteg SplineInteg

Functions

AIDAFunction adapter (const AIDA::IFunction &function)
Function2D adapter (Function2D::Function function)
Function3D adapter (Function3D::Function function)
SimpleFunction adapter (SimpleFunction::Function1 function)
SimpleFunction adapter (const size_t dim, SimpleFunction::Function2 function)
SimpleFunction adapter (const size_t dim, SimpleFunction::Function3 function)
GSLFunctionWithMode adapter (GSLFunctionWithMode::Function function, const gsl_mode_t &mode)
GSLFunctionWithError adapter (GSLFunctionWithError::Function function)
GSLFunctionWithModeAndError adapter (GSLFunctionWithModeAndError::Function function, const gsl_mode_t &mode)
double Integral (const Genfun::AbsFunction &function, const double a, const double b, const GaudiMath::Integration::Type type=GaudiMath::Integration::Adaptive, const GaudiMath::Integration::KronrodRule rule=GaudiMath::Integration::Default, const double epsabs=1.e-10, const double epsrel=1.e-7, const size_t size=1000)
double Integral (const Genfun::AbsFunction &function, const double a, const double b, const std::vector< double > &points, const double epsabs=1e-9, const double epsrel=1.e-6, const size_t size=1000)
double Integral (const Genfun::AbsFunction &function, const double a, const GaudiMath::Integration::Inf b=GaudiMath::Integration::Infinity, const double epsabs=1e-9, const double epsrel=1.e-6, const size_t size=1000)
double Integral (const Genfun::AbsFunction &function, const GaudiMath::Integration::Inf a, const double b, const double epsabs=1e-9, const double epsrel=1.e-6, const size_t size=1000)
double Integral (const Genfun::AbsFunction &function, const GaudiMath::Integration::Inf a=GaudiMath::Integration::Infinity, const GaudiMath::Integration::Inf b=GaudiMath::Integration::Infinity, const double epsabs=1e-9, const double epsrel=1.e-6, const size_t size=1000)

Typedef Documentation

typedef Genfun::GaudiMathImplementation::AdapterIFunction GaudiMath::AIDAFunction

Definition at line 18 of file Adapters.h.

typedef Genfun::GaudiMathImplementation::Constant GaudiMath::Constant

Definition at line 29 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::NumericalDefiniteIntegral GaudiMath::DefIntegral

Definition at line 37 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::NumericalDerivative GaudiMath::Derivative

Definition at line 31 of file GaudiMath.h.

typedef Genfun::AbsFunction GaudiMath::Function

Definition at line 26 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::Adapter2DoubleFunction GaudiMath::Function2D

Definition at line 20 of file Adapters.h.

typedef Genfun::GaudiMathImplementation::Adapter3DoubleFunction GaudiMath::Function3D

Definition at line 22 of file Adapters.h.

typedef Genfun::GaudiMathImplementation::GSLFunctionWithError GaudiMath::GSLFunctionWithError

Definition at line 29 of file Adapters.h.

typedef Genfun::GaudiMathImplementation::GSLFunctionWithMode GaudiMath::GSLFunctionWithMode

Definition at line 27 of file Adapters.h.

typedef Genfun::GaudiMathImplementation::GSLFunctionWithModeAndError GaudiMath::GSLFunctionWithModeAndError

Definition at line 31 of file Adapters.h.

typedef Genfun::GaudiMathImplementation::NumericalIndefiniteIntegral GaudiMath::IndIntegral

Definition at line 35 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::SimpleFunction GaudiMath::SimpleFun

Definition at line 33 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::SimpleFunction GaudiMath::SimpleFunction

Definition at line 24 of file Adapters.h.

typedef Genfun::GaudiMathImplementation::SplineBase GaudiMath::SimpleSpline

Definition at line 40 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::GSLSpline GaudiMath::Spline

Definition at line 42 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::GSLSplineDeriv GaudiMath::SplineDeriv

Definition at line 44 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::GSLSplineDeriv2 GaudiMath::SplineDeriv2

Definition at line 46 of file GaudiMath.h.

typedef Genfun::GaudiMathImplementation::GSLSplineInteg GaudiMath::SplineInteg

Definition at line 48 of file GaudiMath.h.

Function Documentation

GSLFunctionWithModeAndError GaudiMath::adapter ( GSLFunctionWithModeAndError::Function  function,
const gsl_mode_t &  mode 
)

Definition at line 63 of file Adapters.cpp.

00065   { return GSLFunctionWithModeAndError ( function , mode ) ; }

GSLFunctionWithError GaudiMath::adapter ( GSLFunctionWithError::Function  function  ) 

Definition at line 59 of file Adapters.cpp.

00060   { return GSLFunctionWithError ( function ) ; }

GSLFunctionWithMode GaudiMath::adapter ( GSLFunctionWithMode::Function  function,
const gsl_mode_t &  mode 
)

Definition at line 54 of file Adapters.cpp.

00056   { return GSLFunctionWithMode  ( function , mode ) ; }

SimpleFunction GaudiMath::adapter ( const size_t  dim,
SimpleFunction::Function3  function 
)

Definition at line 49 of file Adapters.cpp.

00051   { return SimpleFunction ( function , dim ) ; }

SimpleFunction GaudiMath::adapter ( const size_t  dim,
SimpleFunction::Function2  function 
)

Definition at line 44 of file Adapters.cpp.

00046   { return SimpleFunction ( function , dim ) ; }

SimpleFunction GaudiMath::adapter ( SimpleFunction::Function1  function  ) 

Definition at line 40 of file Adapters.cpp.

00041   { return SimpleFunction ( function ) ; }

Function3D GaudiMath::adapter ( Function3D::Function  function  ) 

Definition at line 36 of file Adapters.cpp.

00037   { return Function3D ( function ) ; }

Function2D GaudiMath::adapter ( Function2D::Function  function  ) 

Definition at line 32 of file Adapters.cpp.

00033   { return Function2D ( function ) ; }

AIDAFunction GaudiMath::adapter ( const AIDA::IFunction &  function  ) 

Definition at line 28 of file Adapters.cpp.

00029   { return AIDAFunction( function ) ; }

double GaudiMath::Integral ( const Genfun::AbsFunction &  function,
const GaudiMath::Integration::Inf  a = GaudiMath::Integration::Infinity,
const GaudiMath::Integration::Inf  b = GaudiMath::Integration::Infinity,
const double  epsabs = 1e-9,
const double  epsrel = 1.e-6,
const size_t  size = 1000 
)

Definition at line 130 of file Integral.cpp.

References StatusCode::FAILURE.

00136   {
00137     if ( 1 != function.dimensionality() ) 
00138       { throw GaudiException
00139           ("GaudiMath::Integral: illegal function dimension" , 
00140            "*GaudiMath*" , StatusCode::FAILURE ); }
00141     
00142     const Genfun::AbsFunction& one   = 
00143       Genfun::GaudiMathImplementation::Constant ( 1.0 , 1 ) ;
00144     
00145     const Genfun::AbsFunction& cross = 
00146       Genfun::FunctionDirectProduct (&one , &function ) ;
00147     
00148     // FIXME: (MCl) the static_cast below are needed to avoid warnings and to
00149     // match the signature in NumericalDefiniteIntegral.h (around line 288).  
00150     const Genfun::AbsFunction& result = 
00151       Genfun::GaudiMathImplementation::NumericalDefiniteIntegral 
00152       ( cross , 1 , static_cast<float>(epsabs) , static_cast<float>(epsrel) , size ) ;
00153     
00154     return result( Genfun::Argument(1) ) ;
00155   };

double GaudiMath::Integral ( const Genfun::AbsFunction &  function,
const GaudiMath::Integration::Inf  a,
const double  b,
const double  epsabs = 1e-9,
const double  epsrel = 1.e-6,
const size_t  size = 1000 
)

Definition at line 102 of file Integral.cpp.

References StatusCode::FAILURE.

00108   {
00109     if ( 1 != function.dimensionality() ) 
00110       { throw GaudiException
00111           ("GaudiMath::Integral: illegal function dimension" , 
00112            "*GaudiMath*" , StatusCode::FAILURE ); }
00113     
00114     const Genfun::AbsFunction& one   = 
00115       Genfun::GaudiMathImplementation::Constant ( 1.0 , 1 ) ;
00116     
00117     const Genfun::AbsFunction& cross = 
00118       Genfun::FunctionDirectProduct (&one , &function ) ;
00119     
00120     const Genfun::AbsFunction& result = 
00121       Genfun::GaudiMathImplementation::NumericalDefiniteIntegral 
00122       ( cross , 1 , a , b , epsabs , epsrel , size ) ;
00123     
00124     return result( Genfun::Argument(1) ) ;
00125   };

double GaudiMath::Integral ( const Genfun::AbsFunction &  function,
const double  a,
const GaudiMath::Integration::Inf  b = GaudiMath::Integration::Infinity,
const double  epsabs = 1e-9,
const double  epsrel = 1.e-6,
const size_t  size = 1000 
)

Definition at line 76 of file Integral.cpp.

References StatusCode::FAILURE.

00082   {
00083     if ( 1 != function.dimensionality() ) 
00084       { throw GaudiException
00085           ("GaudiMath::Integral: illegal function dimension" , 
00086            "*GaudiMath*" , StatusCode::FAILURE ); }
00087     
00088     const Genfun::AbsFunction& one   = 
00089       Genfun::GaudiMathImplementation::Constant ( 1.0 , 1 ) ;
00090     
00091     const Genfun::AbsFunction& cross = 
00092       Genfun::FunctionDirectProduct (&one , &function ) ;
00093     
00094     const Genfun::AbsFunction& result = 
00095       Genfun::GaudiMathImplementation::NumericalDefiniteIntegral 
00096       ( cross , 1 , a , b , epsabs , epsrel , size ) ;
00097     
00098     return result( Genfun::Argument(1) ) ;
00099   };

double GaudiMath::Integral ( const Genfun::AbsFunction &  function,
const double  a,
const double  b,
const std::vector< double > &  points,
const double  epsabs = 1e-9,
const double  epsrel = 1.e-6,
const size_t  size = 1000 
)

Definition at line 48 of file Integral.cpp.

References StatusCode::FAILURE.

00055   {
00056 
00057   if ( 1 != function.dimensionality() ) 
00058       { throw GaudiException
00059           ("GaudiMath::Integral: illegal function dimension" , 
00060            "*GaudiMath*" , StatusCode::FAILURE ); }
00061     
00062     const Genfun::AbsFunction& one   = 
00063       Genfun::GaudiMathImplementation::Constant ( 1.0 , 1 ) ;
00064     
00065     const Genfun::AbsFunction& cross = 
00066       Genfun::FunctionDirectProduct (&one , &function ) ;
00067     
00068     const Genfun::AbsFunction& result = 
00069       Genfun::GaudiMathImplementation::NumericalDefiniteIntegral 
00070       ( cross , 1 , a , b, points , epsabs , epsrel , size ) ;
00071     
00072     return result( Genfun::Argument(1) ) ;
00073   } ;

double GaudiMath::Integral ( const Genfun::AbsFunction &  function,
const double  a,
const double  b,
const GaudiMath::Integration::Type  type = GaudiMath::Integration::Adaptive,
const GaudiMath::Integration::KronrodRule  rule = GaudiMath::Integration::Default,
const double  epsabs = 1.e-10,
const double  epsrel = 1.e-7,
const size_t  size = 1000 
)

Definition at line 20 of file Integral.cpp.

References StatusCode::FAILURE.

00028   {
00029     if ( 1 != function.dimensionality() ) 
00030       { throw GaudiException
00031           ("GaudiMath::Integral: illegal function dimension" , 
00032            "*GaudiMath*" , StatusCode::FAILURE ); }
00033     
00034     const Genfun::AbsFunction& one   = 
00035       Genfun::GaudiMathImplementation::Constant ( 1.0 , 1 ) ;
00036     
00037     const Genfun::AbsFunction& cross = 
00038       Genfun::FunctionDirectProduct (&one , &function ) ;
00039     
00040     const Genfun::AbsFunction& result = 
00041       Genfun::GaudiMathImplementation::NumericalDefiniteIntegral 
00042       ( cross , 1 , a , b, type , rule , epsabs , epsrel , size ) ;
00043     
00044     return result( Genfun::Argument(1) ) ;
00045   };

Generated at Fri Jul 18 12:10:31 2008 for Gaudi Framework, version v20r2 by Doxygen version 1.5.1 written by Dimitri van Heesch, © 1997-2004