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Reference Guide
MinimumErrorUpdator.h
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1 // @(#)root/minuit2:$Id$
2 // Authors: M. Winkler, F. James, L. Moneta, A. Zsenei 2003-2005
3 
4 /**********************************************************************
5  * *
6  * Copyright (c) 2005 LCG ROOT Math team, CERN/PH-SFT *
7  * *
8  **********************************************************************/
9 
10 #ifndef ROOT_Minuit2_MinimumErrorUpdator
11 #define ROOT_Minuit2_MinimumErrorUpdator
12 
13 namespace ROOT {
14 
15  namespace Minuit2 {
16 
17 
18 class MinimumState;
19 class MinimumError;
20 class MinimumParameters;
21 class FunctionGradient;
22 
24 
25 public:
26 
27  virtual ~MinimumErrorUpdator() {}
28 
29  virtual MinimumError Update(const MinimumState&, const MinimumParameters&,
30  const FunctionGradient&) const = 0;
31 
32 };
33 
34  } // namespace Minuit2
35 
36 } // namespace ROOT
37 
38 #endif // ROOT_Minuit2_MinimumErrorUpdator
Namespace for new ROOT classes and functions.
Definition: StringConv.hxx:21
virtual MinimumError Update(const MinimumState &, const MinimumParameters &, const FunctionGradient &) const =0
MinimumError keeps the inv.
Definition: MinimumError.h:26
MinimumState keeps the information (position, Gradient, 2nd deriv, etc) after one minimization step (...
Definition: MinimumState.h:29