Gabriele Cosmo
114 lines
3.3 KiB
C++
114 lines
3.3 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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// -------------------------------------------------------------------
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// GEANT4 Class file
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//
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//
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// File name: G4Clebsch
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//
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// Author: Maria Grazia Pia (MariaGrazia.Pia@genova.infn.it)
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//
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// Creation date: 15 April 1999
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//
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// Modifications:
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//
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// Kinetic Model, Clebsch-Gordan coefficient and related algebra
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//
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// -------------------------------------------------------------------
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#ifndef G4CLEBSCH_HH
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#define G4CLEBSCH_HH
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#include "globals.hh"
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#include <vector>
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class G4Clebsch
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{
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public:
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G4Clebsch();
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virtual ~G4Clebsch();
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G4bool operator==(const G4Clebsch &right) const;
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G4bool operator!=(const G4Clebsch &right) const;
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G4double ClebschGordan(G4int isoIn1, G4int iso3In1,
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G4int isoIn2, G4int iso3In2,
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G4int jOut) const;
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std::vector<G4double> GenerateIso3(G4int isoIn1, G4int iso3In1,
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G4int isoIn2, G4int iso3In2,
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G4int isoOut1,G4int isoOut2) const;
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G4double Weight(G4int isoIn1, G4int iso3In1,
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G4int isoIn2, G4int iso3In2,
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G4int isoOut1, G4int isoOut2) const;
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G4double Wigner3J(G4double j1, G4double j2, G4double j3,
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G4double m1, G4double m2, G4double m3) const;
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const std::vector<G4double>& GetLogs() const;
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// Calculates the normalized Clebsch-Gordan coefficient, that is the prob
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// of isospin decomposition of (J,m) into J1, J2, m1, m2
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G4double NormalizedClebschGordan(G4int J, G4int m,
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G4int J1, G4int J2,
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G4int m1, G4int m2) const;
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protected:
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private:
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G4Clebsch(const G4Clebsch &right);
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G4Clebsch& operator=(const G4Clebsch &right);
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std::vector<G4double> logs;
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};
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#endif
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