| Page |
| ABSTRACT | 1 |
| CONTENTS | 2 |
| 1. INTRODUCTION | 3, 4, 5, 6, 7, 8, 9, 10 |
| 2. NUCLEAR ATTRACTIONS (BARNETT-COULSON METHOD) | 11 |
| 2.1 Two-Centre Coulomb | 12, 13 |
| 2.2 Three-Centre Exchange | 14, 15, 16, 17, 18 |
| 3. NUCLEAR ATTRACTIONS (ELLIPSOIDAL METHOD) | 19, 20 |
| 3.1 Two-Centre Coulomb | 21 |
| 3.2 Three-Centre Exchange | 22, 23, 24, 25 |
| 4. POTENTIAL FUNCTIONS | 26, 27, 28, 29, 30 |
| 4.1 One-Centre | 31, 32 |
| 4.2 Two-Centre | 33, 34, 35, 36 |
| APPENDIX A: THE R-INTEGRALS | 37, 38 |
| APPENDIX B: THE Y-INTEGRALS | 39, 40, 41 |
| APPENDIX C: THE G- AND H-INTEGRALS | 42, 43, 43a |
| APPENDIX D: THE NEUMANN EXPANSION | 44, 45, 46, 46a |
| APPENDIX E: LEAST-SQUARES APPROXIMATION | 47, 48, 49, 50, 51, 52, 53, 54, 55 |
| ACKNOWLEDGEMENTS | 56 |
| REFERENCES | 57 |
