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Reference Guide
LaOuterProduct.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 MA_LaOuterProd_H_
11 #define MA_LaOuterProd_H_
12 
13 
14 
16 #include "Minuit2/ABSum.h"
17 #include "Minuit2/LAVector.h"
18 #include "Minuit2/LASymMatrix.h"
19 
20 namespace ROOT {
21 
22  namespace Minuit2 {
23 
24 
25 /// LAPACK Algebra function
26 /// specialize the Outer_product function for LAVector;
27 
29 // std::cout<<"ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, double>, double>, double> Outer_product(const ABObj<vec, LAVector, double>& obj)"<<std::endl;
31 }
32 
33 // f*outer
34 template<class T>
36 // std::cout<<"ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T> operator*(T f, const ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T>& obj)"<<std::endl;
37  return ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T>(obj.Obj(), obj.f()*f);
38 }
39 
40 // outer/f
41 template<class T>
43 // std::cout<<"ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T> operator/(const ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T>& obj, T f)"<<std::endl;
44  return ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T>(obj.Obj(), obj.f()/f);
45 }
46 
47 // -outer
48 template<class T>
50 // std::cout<<"ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T> operator/(const ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T>& obj, T f)"<<std::endl;
51  return ABObj<sym, VectorOuterProduct<ABObj<vec, LAVector, T>, T>, T>(obj.Obj(), T(-1.)*obj.f());
52 }
53 
54 void Outer_prod(LASymMatrix&, const LAVector&, double f = 1.);
55 
56  } // namespace Minuit2
57 
58 } // namespace ROOT
59 
60 #endif //MA_LaOuterProd_H_
Namespace for new ROOT classes and functions.
Definition: StringConv.hxx:21
ABObj< sym, VectorOuterProduct< ABObj< vec, LAVector, double >, double >, double > Outer_product(const ABObj< vec, LAVector, double > &obj)
LAPACK Algebra function specialize the Outer_product function for LAVector;.
double T(double x)
Definition: ChebyshevPol.h:34
Class describing a symmetric matrix of size n.
Definition: LASymMatrix.h:51
ABObj< mt, M, T > operator*(T f, const M &obj)
Definition: ABObj.h:140
ABObj< mt, M, T > operator-(const M &obj)
Definition: ABObj.h:152
void Outer_prod(LASymMatrix &, const LAVector &, double f=1.)
double f(double x)
ABObj< mt, M, T > operator/(const M &obj, T f)
Definition: ABObj.h:146