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RooInvTransform.cxx
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1 /*****************************************************************************
2  * Project: RooFit *
3  * Package: RooFitCore *
4  * @(#)root/roofitcore:$Id$
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) 2000-2005, 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 /**
18 \file RooInvTransform.cxx
19 \class RooInvTransform
20 \ingroup Roofitcore
21 
22 Lightweight function binding that returns the inverse of an input function binding.
23 Apply the change of variables transformation x -> 1/x to the input
24 function and its range. The function must be one dimensional and its
25 range cannot include zero.
26 **/
27 
28 
29 #include "RooFit.h"
30 
31 #include "RooInvTransform.h"
32 
33 #include "Riostream.h"
34 #include <math.h>
35 
36 using namespace std;
37 
39 ;
40 
41 
42 ////////////////////////////////////////////////////////////////////////////////
43 /// Constructor.
44 
46  RooAbsFunc(func.getDimension()), _func(&func)
47 {
48 }
RooFit.h
ClassImp
#define ClassImp(name)
Definition: Rtypes.h:364
RooAbsFunc
Definition: RooAbsFunc.h:23
RooInvTransform
Definition: RooInvTransform.h:21
RooInvTransform::RooInvTransform
RooInvTransform(const RooAbsFunc &func)
Constructor.
Definition: RooInvTransform.cxx:45
Riostream.h
RooInvTransform.h