[819] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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| 27 | // ------------------------------------------------------------------- |
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| 28 | // GEANT4 Class file |
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| 29 | // |
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| 30 | // |
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| 31 | // File name: G4Clebsch |
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| 32 | // |
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| 33 | // Author: Maria Grazia Pia (MariaGrazia.Pia@genova.infn.it) |
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| 34 | // |
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| 35 | // Creation date: 15 April 1999 |
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| 36 | // |
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| 37 | // Modifications: |
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| 38 | // |
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| 39 | // Kinetic Model, Clebsch-Gordan coefficient and related algebra |
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| 40 | // |
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| 41 | // ------------------------------------------------------------------- |
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| 42 | |
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| 43 | #ifndef G4CLEBSCH_HH |
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| 44 | #define G4CLEBSCH_HH |
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| 45 | |
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| 46 | #include "globals.hh" |
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| 47 | #include <vector> |
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| 48 | |
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| 49 | class G4Clebsch |
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| 50 | { |
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| 51 | |
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| 52 | public: |
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| 53 | |
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| 54 | G4Clebsch(); |
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| 55 | |
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| 56 | virtual ~G4Clebsch(); |
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| 57 | |
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| 58 | G4bool operator==(const G4Clebsch &right) const; |
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| 59 | G4bool operator!=(const G4Clebsch &right) const; |
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| 60 | |
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| 61 | G4double ClebschGordan(G4int isoIn1, G4int iso3In1, |
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| 62 | G4int isoIn2, G4int iso3In2, |
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| 63 | G4int jOut) const; |
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| 64 | |
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| 65 | std::vector<G4double> GenerateIso3(G4int isoIn1, G4int iso3In1, |
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| 66 | G4int isoIn2, G4int iso3In2, |
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| 67 | G4int isoOut1,G4int isoOut2) const; |
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| 68 | |
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| 69 | G4double Weight(G4int isoIn1, G4int iso3In1, |
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| 70 | G4int isoIn2, G4int iso3In2, |
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| 71 | G4int isoOut1, G4int isoOut2) const; |
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| 72 | |
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| 73 | G4double Wigner3J(G4double j1, G4double j2, G4double j3, |
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| 74 | G4double m1, G4double m2, G4double m3) const; |
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| 75 | |
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| 76 | const std::vector<G4double>& GetLogs() const; |
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| 77 | |
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| 78 | // Calculates the normalized Clebsch-Gordan coefficient, that is the prob |
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| 79 | // of isospin decomposition of (J,m) into J1, J2, m1, m2 |
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| 80 | G4double NormalizedClebschGordan(G4int J, G4int m, |
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| 81 | G4int J1, G4int J2, |
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| 82 | G4int m1, G4int m2) const; |
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| 83 | |
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| 84 | protected: |
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| 85 | |
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| 86 | private: |
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| 87 | |
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| 88 | G4Clebsch(const G4Clebsch &right); |
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| 89 | G4Clebsch& operator=(const G4Clebsch &right); |
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| 90 | |
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| 91 | std::vector<G4double> logs; |
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| 92 | |
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| 93 | }; |
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| 94 | |
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| 95 | #endif |
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