Title Accelerating Expansion : Philosophy and Physics with a Positive Cosmological Constant / Gordon Belot

Published Oxford : Oxford University Press, Incorporated, [2023]

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Description 1 online resource (198 p.) Contents Intro -- Title page -- Copyright page -- Epigraph -- Contents -- Preface -- Introduction -- 1. Our Hero -- 1. Introduction -- 2. De Sitter : Minkowski :: Sphere : Plane -- 3. Homogeneous But Not Stationary -- 4. The Conformal Completion -- 2. Let the Good Times Roll -- 1. Introduction -- 2. Einstein Simultaneity and the Static Patch -- 3. Simultaneity via Symmetry -- 4. Simultaneity via Comoving Observers-Flat Slices -- 5. Simultaneity via Comoving Observers-Spherical Slices -- 6. Flow and de Sitter -- 3. Symmetry and Curvature -- 1. Introduction -- 2. Spaces of Constant Curvature 3. Highly Symmetric Spaces -- 4. The Riemannian Case -- 5. The Lorentz Case -- 4. Elliptic de Sitter Spacetime -- 1. Introduction -- 2. Elliptic Geometry: The Riemannian Case -- 3. Elliptic Geometry: The Lorentz Case -- 4. And Yet... -- 5. The Anti-Hero -- 1. Introduction -- 2. Anti-de Sitter Basics -- 3. The Boundary of AdS -- 4. Observer Complementarity -- 5. AdS/CFT -- 6. AdS/CFT and Elliptic de Sitter Spacetime -- 6. Asymptotically de Sitter Spacetimes -- 1. Prologue -- 2. The Rules of the Game -- 3. The Asymptotically Minkowski Case -- 4. Going de Sitter -- 7. Stability, Instability, and Hair 1. Prologue -- 2. Warmup: Stability and Instability in Dynamical Systems -- 3. Global Stability -- 4. Example: The Instability of the Einstein Static Universe -- 5. The Global Non-Linear Stability of Minkowski Spacetime -- 6. The Global Non-Linear Stability of de Sitter Spacetime -- 7. The Cosmic No-Hair Conjecture -- 8. Anti-de Sitter Spacetime and Global Non-Linear Stability -- 8. Cosmic Topology -- 1. Introduction -- 2. Observational Indistinguishability -- 3. Cosmological Models -- 4. Cosmology and Indistinguishability -- 5. Topology of Space Forms 6. Ringström on Approximate Observational Indistinguishability -- 9. Brains! -- 1. Introduction -- 2. Statistical Physics-A Quick Review -- 3. Boltzmann and Eddington Get Us into a Mess -- 4. Eddington's Solution -- 5. The Worm Turns -- 6. Questions -- References -- Index Summary Accelerating Expansion explores some of the philosophical implications of modern cosmology, focused on the significance that the discovery of the accelerating expansion of the Universe has for our understanding of time, geometry, and physics Notes Description based on online resource; title from digital title page (viewed on September 07, 2023) Subject Cosmological constants. Cosmology -- Philosophy Physics -- Philosophy. Cosmological constants. Cosmology -- Philosophy. Physics -- Philosophy. Astronomy, space & time. Science. Form Electronic book ISBN 0192691562 9780192691552 0192691554 9780191957338 019195733X 9780192691569

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