CMS 3D CMS Logo

 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Pages
VirtualJetProducerHelper.h
Go to the documentation of this file.
1 #ifndef RecoJets_JetProducers_interface_VirtualJetProducerHelper_h
2 #define RecoJets_JetProducers_interface_VirtualJetProducerHelper_h
3 
4 
5 
6 namespace reco {
7 
8  namespace helper {
9 
10  namespace VirtualJetProducerHelper {
11 
12  // Area of intersection of two unit-radius disks with centers separated by r12.
13  double intersection(double r12) ;
14  // Area of intersection of three unit-radius disks with centers separated by r12, r23, r13.
15  double intersection(double r12, double r23, double r13) ;
16  double intersection(double r12, double r23, double r13, double a12, double a23, double a13);
17  }
18  }
19 }
20 #endif