APFEL 4.8.0
A PDF evolution library in C++
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Public Member Functions | Protected Attributes | List of all members

The O(αs2) valence minus matching function for PDFs (reference: https://arxiv.org/pdf/2012.03256.pdf). More...

#include <matchingfunctionspdf.h>

Inheritance diagram for apfel::C2nsmpdf:
apfel::Expression

Public Member Functions

 C2nsmpdf (int const &nf)
 
double Regular (double const &x) const
 Virtual regular term.
 
double Singular (double const &x) const
 Virtual singular term.
 
double Local (double const &x) const
 Virtual local term.
 
- Public Member Functions inherited from apfel::Expression
virtual ~Expression ()=default
 
void SetExternalVariable (double const &extvar) const
 Function that sets the value of a possible external variable.
 
double eta () const
 Function that returns the value of the scaling parameter eta.
 
 Expression (double const &eta=1)
 The "Expression" constructor.
 
virtual double LocalPP (double const &) const
 Virtual local term for principal-valued integrals a la ERBL with singularity at x = 1, i.e. corresponding to the ++-prescription.
 
virtual double SingularPV (double const &) const
 Virtual singular term for principal-valued integrals in the DGLAP region (i.e. with pole in x in the interval (0,1)).
 
virtual double LocalPV (double const &) const
 Virtual local term for principal-valued integrals a la DGLAP with singularity in the interval (0,1).
 

Protected Attributes

int const _nf
 
double _A2
 
- Protected Attributes inherited from apfel::Expression
double _extvar
 External kinematic variable.
 
double const _eta
 Scaling parameter.
 

Detailed Description

The O(αs2) valence minus matching function for PDFs (reference: https://arxiv.org/pdf/2012.03256.pdf).

Constructor & Destructor Documentation

◆ C2nsmpdf()

apfel::C2nsmpdf::C2nsmpdf ( int const & nf)

Member Function Documentation

◆ Local()

double apfel::C2nsmpdf::Local ( double const & ) const
virtual

Virtual local term.

Returns
The local term at x

Reimplemented from apfel::Expression.

◆ Regular()

double apfel::C2nsmpdf::Regular ( double const & ) const
virtual

Virtual regular term.

Returns
The regular term at x

Reimplemented from apfel::Expression.

◆ Singular()

double apfel::C2nsmpdf::Singular ( double const & ) const
virtual

Virtual singular term.

Returns
The singular term at x

Reimplemented from apfel::Expression.

Member Data Documentation

◆ _A2

double apfel::C2nsmpdf::_A2
protected

◆ _nf

int const apfel::C2nsmpdf::_nf
protected

The documentation for this class was generated from the following file: