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MnEigen.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_MnEigen
11#define ROOT_Minuit2_MnEigen
12
13#include "Minuit2/MnConfig.h"
14#include <vector>
15
16namespace ROOT {
17
18namespace Minuit2 {
19
20class MnUserCovariance;
21
22/**
23 API class for calculating the eigenvalues of symmetric matrix
24 */
25
26class MnEigen {
27
28public:
30
32
33 /// calculate the eigenvalues
34 std::vector<double> operator()(const MnUserCovariance &) const;
35
36private:
37};
38
39} // namespace Minuit2
40
41} // namespace ROOT
42
43#endif // ROOT_Minuit2_MnEigen
API class for calculating the eigenvalues of symmetric matrix.
Definition: MnEigen.h:26
std::vector< double > operator()(const MnUserCovariance &) const
calculate the eigenvalues
Definition: MnEigen.cxx:20
Class containing the covariance matrix data represented as a vector of size n*(n+1)/2 Used to hide in...
This file contains a specialised ROOT message handler to test for diagnostic in unit tests.