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RooHypatia2.h
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1// Author: Stephan Hageboeck, CERN, Oct 2019
2// Based on RooIpatia2 by Diego Martinez Santos, Nikhef, Diego.Martinez.Santos@cern.ch
3/*****************************************************************************
4 * Project: RooFit *
5 * Authors: *
6 * WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu *
7 * DK, David Kirkby, UC Irvine, dkirkby@uci.edu *
8 * *
9 * Copyright (c) 2000-2019, Regents of the University of California *
10 * and Stanford University. All rights reserved. *
11 * *
12 * Redistribution and use in source and binary forms, *
13 * with or without modification, are permitted according to the terms *
14 * listed in LICENSE (http://roofit.sourceforge.net/license.txt) *
15 *****************************************************************************/
16
17#ifndef ROOHYPATIA2
18#define ROOHYPATIA2
19
20#include "RooAbsPdf.h"
21#include "RooRealProxy.h"
22
23class RooAbsReal;
24
25class RooHypatia2 : public RooAbsPdf {
26public:
28 RooHypatia2(const char *name, const char *title,
31 RooHypatia2(const RooHypatia2& other, const char* name=0);
32 TObject* clone(const char* newname) const override { return new RooHypatia2(*this,newname); }
33 inline ~RooHypatia2() override { }
34
35 /* Analytical integrals need testing.
36
37 Int_t getAnalyticalIntegral(RooArgSet& allVars, RooArgSet& analVars, const char* rangeName=0) const override;
38 double analyticalIntegral(Int_t code, const char* rangeName=0) const override;
39
40 */
41
42
43private:
54
55 double evaluate() const override;
56 RooSpan<double> evaluateSpan(RooBatchCompute::RunContext& evalData, const RooArgSet* normSet) const override;
57
58 /// \cond CLASS_DEF_DOXY
60 /// \endcond
61};
62
63#endif
#define ClassDefOverride(name, id)
Definition: Rtypes.h:339
char name[80]
Definition: TGX11.cxx:110
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:64
RooAbsMoment * sigma(RooRealVar &obs)
Definition: RooAbsReal.h:363
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:57
RooHypatia2 is the two-sided version of the Hypatia distribution described in https://arxiv....
Definition: RooHypatia2.h:25
RooRealProxy _beta
Definition: RooHypatia2.h:47
RooRealProxy _n
Definition: RooHypatia2.h:51
~RooHypatia2() override
Definition: RooHypatia2.h:33
RooRealProxy _a
Definition: RooHypatia2.h:50
RooRealProxy _zeta
Definition: RooHypatia2.h:46
RooRealProxy _n2
Definition: RooHypatia2.h:53
RooRealProxy _a2
Definition: RooHypatia2.h:52
RooRealProxy _mu
Definition: RooHypatia2.h:49
TObject * clone(const char *newname) const override
Definition: RooHypatia2.h:32
RooRealProxy _sigma
Definition: RooHypatia2.h:48
RooRealProxy _lambda
Definition: RooHypatia2.h:45
double evaluate() const override
Evaluate this PDF / function / constant. Needs to be overridden by all derived classes.
RooRealProxy _x
Definition: RooHypatia2.h:44
RooSpan< double > evaluateSpan(RooBatchCompute::RunContext &evalData, const RooArgSet *normSet) const override
Evaluate this object for a batch/span of data points.
A simple container to hold a batch of data values.
Definition: RooSpan.h:34
Mother of all ROOT objects.
Definition: TObject.h:37
double beta(double x, double y)
Calculates the beta function.
Double_t x[n]
Definition: legend1.C:17
const Int_t n
Definition: legend1.C:16
This struct enables passing computation data around between elements of a computation graph.
Definition: RunContext.h:32
auto * a
Definition: textangle.C:12