| | | PREFACE TO THE DOVER EDITION | | |
| | | PREFACE | | |
| | | PART ONE INTRODUCTION | | 1 |
| | | CHAPTER 1 SECOND QUANTIZATION | | 3 |
| | | 1 THE SCHR?DINGER EQUATION IN FIRST AND SECOND QUANTIZATION | | 4 |
| | | Bosons | | 7 |
| | | Many-particle Hilbert space and creation and destruction operators | | 12 |
| | | Fermions | | 15 |
| | | 2 FIELDS | | 19 |
| | | 3 EXAMPLE: DEGENERATE ELECTRON GAS | | 21 |
| | | CHAPTER 2 STATISTICAL MECHANICS | | 33 |
| | | 4 REVIEW OF THERMODYNAMICS AND STATISTICAL MECHANICS | | 34 |
| | | 5 IDEALGAS | | 36 |
| | | Bosons | | 38 |
| | | Fermions | | 45 |
| | | PART TWO GROUND-STATE (ZERO-TEMPERATURE) FORMALISM | | 51 |
| | | CHAPTER 3 GREENS FUNCTIONS AND FIELD THEORY (FERMIONS) | | 53 |
| | | 6 PICTURES | | 53 |
| | | Schrb)sdinger picture | | 53 |
| | | Interaction picture | | 54 |
| | | Heisenberg picture | | 58 |
| | | Adiabatic "switching on" | | 59 |
| | | Gell-Mann and Low theorem on the ground state in quantum field theory | | 61 |
| | | 7 GREENS FUNCTIONS | | 64 |
| | | Definition | | 64 |
| | | Relation to observables | | 66 |
| | | Example : free fermions | | 70 |
| | | The Lehmann representation | | 72 |
| | | Physical interpretation of the Greens function | | 79 |
| | | 8 WICKS THEOREM | | 83 |
| | More... | | |