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Reference Guide
LaInnerProduct.cxx
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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#include "Minuit2/LAVector.h"
11
12namespace ROOT {
13
14 namespace Minuit2 {
15
16
17double mnddot(unsigned int, const double*, int, const double*, int);
18
19double inner_product(const LAVector& v1, const LAVector& v2) {
20 // calculate inner (dot) product of two vectors using mnddot function
21 return mnddot(v1.size(), v1.Data(), 1, v2.Data(), 1);
22}
23
24 } // namespace Minuit2
25
26} // namespace ROOT
const double * Data() const
Definition: LAVector.h:194
unsigned int size() const
Definition: LAVector.h:198
double mnddot(unsigned int, const double *, int, const double *, int)
Definition: mnddot.cxx:20
double inner_product(const LAVector &, const LAVector &)
Namespace for new ROOT classes and functions.
Definition: StringConv.hxx:21