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Reference Guide
LaInverse.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_LaInverse
11#define ROOT_Minuit2_LaInverse
12
13
14
15
17#include "Minuit2/LASymMatrix.h"
18
19namespace ROOT {
20
21 namespace Minuit2 {
22
23
24/// LAPACK Algebra functions
25/// specialize the Invert function for LASymMatrix
26
29}
30
31template<class T>
34}
35
36template<class T>
39}
40
41template<class T>
43 return ABObj<sym, MatrixInverse<sym, ABObj<sym, LASymMatrix, double>, double>, double>(inv.Obj(), T(-1.)*inv.f());
44}
45
46int Invert(LASymMatrix&);
47
49
50/*
51template<class M>
52inline ABObj<sym, MatrixInverse<sym, ABObj<sym, M, double>, double>, double> Inverse(const ABObj<sym, M, double>& obj) {
53 return ABObj<sym, MatrixInverse<sym, ABObj<sym, M, double>, double>, double>(MatrixInverse<sym, ABObj<sym, M, double>, double>(obj));
54}
55
56inline ABObj<sym, MatrixInverse<sym, ABObj<sym, LASymMatrix, double>, double>, double> Inverse(const ABObj<sym, LASymMatrix, double>& obj) {
57 return ABObj<sym, MatrixInverse<sym, ABObj<sym, LASymMatrix, double>, double>, double>(MatrixInverse<sym, ABObj<sym, LASymMatrix, double>, double>(obj));
58}
59*/
60
61 } // namespace Minuit2
62
63} // namespace ROOT
64
65#endif // ROOT_Minuit2_LaInverse
#define f(i)
Definition: RSha256.hxx:104
Class describing a symmetric matrix of size n.
Definition: LASymMatrix.h:51
double T(double x)
Definition: ChebyshevPol.h:34
ABObj< mt, M, T > operator*(T f, const M &obj)
Definition: ABObj.h:140
int Invert_undef_sym(LASymMatrix &)
int Invert(LASymMatrix &)
Definition: LaInverse.cxx:22
ABObj< mt, M, T > operator-(const M &obj)
Definition: ABObj.h:152
ABObj< mt, M, T > operator/(const M &obj, T f)
Definition: ABObj.h:146
ABObj< sym, MatrixInverse< sym, ABObj< sym, LASymMatrix, double >, double >, double > Inverse(const ABObj< sym, LASymMatrix, double > &obj)
LAPACK Algebra functions specialize the Invert function for LASymMatrix.
Definition: LaInverse.h:27
Namespace for new ROOT classes and functions.
Definition: StringConv.hxx:21
void inv(rsa_NUMBER *, rsa_NUMBER *, rsa_NUMBER *)
Definition: rsaaux.cxx:949