| Random Media and Spin Glasses: An Introduction into Some Mathematical Results and Problems | p. 1 |
| Introduction | p. 1 |
| The Basic Mathematical Models | p. 3 |
| The Sherrington-Kirkpatrick Model | p. 6 |
| Basic Properties of the SK-Model | p. 7 |
| The Replica Computation | p. 9 |
| The Parisi Ansatz | p. 12 |
| Mathematically Rigorous Results for the SK-Model | p. 16 |
| Guerra's Interpolation Method | p. 16 |
| Mathematical Variants of the Cavity Method | p. 20 |
| The Random Energy Models | p. 23 |
| The REM | p. 23 |
| The Generalized Random Energy Model | p. 26 |
| The Aizenman-Sims-Starr Proof of Guerra's Bound of the SK Free Energy | p. 30 |
| Some Open Problems: Ultrametricity and Chaos | p. 35 |
| Other Models: Some Comments about the Perceptron | p. 39 |
| Dynamic Problems and Aging | p. 41 |
| References | p. 43 |
| Spin Glasses: A Perspective | p. 45 |
| Introduction | p. 45 |
| Random Magnetic Alloys | p. 45 |
| More Details | p. 47 |
| Discontinuous Transitions | p. 55 |
| Beyond Magnetic Alloys | p. 56 |
| Complex Many-Body Problems | p. 56 |
| Dynamics | p. 58 |
| Examples | p. 59 |
| Conclusion | p. 60 |
| Acknowledgements | p. 61 |
| References | p. 61 |
| Mean Field Models for Spin Glasses: Some Obnoxious Problems | p. 63 |
| Introduction | p. 63 |
| Guerra's Replica-Symmetric Bound | p. 66 |
| Guerra's Broken Replica-Symmetry Bound | p. 70 |
| The Ultrametricity Conjecture | p. 75 |
| The Chaos Problem | p. 77 |
| References | p. 80 |
| Much Ado about Derrida's GREM | p. 81 |
| Introduction | p. 81 |
| History of the Models | p. 82 |
| Geometry of Gibbs Measures | p. 85 |
| Point Process of Extremes | p. 87 |
| Organisation of the Paper | p. 88 |
| Convergent Point Processes Associated to the GREM | p. 88 |
| GREM: Detailed Analysis | p. 92 |
| Fluctuations of the Partition Function | p. 92 |
| Gibbs Measure: Approach via Ruelle's Probability Cascades | p. 04 |
| Distribution of the Overlaps | p. 95 |
| Ghirlanda-Guerra Identities | p. 96 |
| Empirical Distance Distribution Function [Kappa subscript beta] | p. 99 |
| CREM: Implicit Approach | p. 99 |
| Maximum of the Hamiltonian. Limit of the Free Energy | p. 99 |
| Two-Replicas Ultrametric Distance Distribution Function | p. 101 |
| Ghirlanda-Guerra Identities | p. 101 |
| Marginals of [Kappa subscript beta] in Terms of Ruelle's Probability Cascades | p. 102 |
| Genealogies and Neveu's Branching Process | p. 103 |
| Problems with the Explicit Description of Limiting Gibbs Measures | p. 103 |
| Genealogical Map of a Flow of Probability Measures | p. 104 |
| Coalescent Associated with a Flow of Probability Measures | p. 106 |
| Finite N Setting for the CREM | p. 106 |
| Genealogy of a Continuous State Branching Process | p. 108 |
| Main Result | p. 109 |
| Coalescence and Ghirlanda-Guerra identities | p. 110 |
| References | p. 113 |
| Dynamics for Spherical Models of Spin-Glass and Aging | p. 117 |
| Introduction | p. 117 |
| Spherical Sherrington-Kirkpatrick Model | p. 121 |
| Spherical p-spins Model | p. 132 |
| Future problems | p. 141 |
| References | p. 142 |
| Local vs. Global Variables for Spin Glasses | p. 145 |
| Local Variables and Thermodynamic Limits | p. 145 |
| Nearest-Neighbor Ising Ferromagnets | p. 148 |
| Finite-Range and Infinite-Range Spin Glasses | p. 149 |
| A New Global Order Parameter for Spin Glasses? | p. 151 |
| What are Metastates, Anyway? | p. 155 |
| References | p. 157 |
| Short-Range Spin Glasses: Results and Speculations | p. 159 |
| Introduction | p. 160 |
| The Trinity of Scenarios | p. 161 |
| Heuristic Description | p. 162 |
| Description via the Metastate | p. 164 |
| Replica Symmetry Breaking for Short-Range Models | p. 166 |
| Wild Possibilities | p. 168 |
| Phase Transition Without Broken Spin-Flip Symmetry | p. 169 |
| Highly Chaotic Temperature Dependence | p. 172 |
| References | p. 174 |
| Index | p. 177 |
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