O(αs) constant term for the HH matching. This is the QCD adaptation of Eq. (4.121) of https://arxiv.org/pdf/1909.03886.pdf.
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#include <matchingconditions_sl.h>
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| AS1HH_0 () |
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double | Singular (double const &x) const |
| Virtual singular term.
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virtual | ~Expression ()=default |
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void | SetExternalVariable (double const &extvar) const |
| Function that sets the value of a possible external variable.
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double | eta () const |
| Function that returns the value of the scaling parameter eta.
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| Expression (double const &eta=1) |
| The "Expression" constructor.
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virtual double | Regular (double const &) const |
| Virtual regular term.
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virtual double | Local (double const &) const |
| Virtual local term.
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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.
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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)).
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virtual double | LocalPV (double const &) const |
| Virtual local term for principal-valued integrals a la DGLAP with singularity in the interval (0,1).
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double | _extvar |
| External kinematic variable.
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double const | _eta |
| Scaling parameter.
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O(αs) constant term for the HH matching. This is the QCD adaptation of Eq. (4.121) of https://arxiv.org/pdf/1909.03886.pdf.
◆ AS1HH_0()
apfel::AS1HH_0::AS1HH_0 |
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◆ Singular()
double apfel::AS1HH_0::Singular |
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double const & | | ) |
const |
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virtual |
Virtual singular term.
- Returns
- The singular term at x
Reimplemented from apfel::Expression.
The documentation for this class was generated from the following file: