Stability by Linearization of Einstein's Field Equation

This book details the mathematical framework in which linearization stability of Einstein equation with matter makes sense. It then examines conditions for this type of stability when a Robertson-Walker model for the universe is considered.

V ? V ?K? , 3 2 2 R ? /?x K i i g V T G g ?T , ? G g g 4 ? R ? ? G ? T g g ? h h ? 2 2 2 2 ? ? ? ? ? ? ? h ?S , ?? ?? 2 2 2 2 2 c ?t ?x ?x ?x 1 2 3 S T S T? T?. ? T S 2 2 2 2 ? ? ? ? ? ? ? h . ?? 2 2 2 2 2 c ?t ?x ?x ?x 1 2 3 g h h ?? g T T g vacuum M n R n R Acknowledgements n R Chapter I Pseudo-Riemannian Manifolds I.1 Connections M C n X M C M F M C X M F M connection covariant derivative M ? X M ×X M ?? X M X,Y ?? Y X ? Y ? Y ? Y X +X X X 1 2 1 2 ? Y Y ? Y ? Y X 1 2 X 1 X 2 ? Y f? Y f?F M fX X ? fY X f Y f? Y f?F M X X ? torsion ? Y?? X X,Y X,Y?X M . X Y localization principle Theorem I.1. Let X, Y, X , Y be C vector ?elds on M.Let U be an open set

Includes supplementary material: sn.pub/extras

Contenu
Preface // I Pseudo-Riemannian Manifolds: I.1 Connections / I.2 Firsts results on pseudo-Riemannian manifolds / I.3 Laplacians / I.4 Sobolev spaces of tensors on Riemannian manifolds / I.5 Lorentzian manifolds // II Introduction to Relativity: II.1 Classical fluid mechanics / II.2 Kinematics of the special relativity / II.3 Dynamics of special relativity / II.4 General relativity / II.5 Cosmological models / II. 6 Appendix: a theorem in affine geometry // III. Approximation of Einstein's Equation by the Wave Equation: III.1 Perturbations of Ricci tensor / III.2 Einstein's equation for small perturbations of the Minkowski metric / III.3 Action on metrics of diffeomorphisms close to identity / III.4 Continuing the calculation of Section 2 / III.5 Comparison with the classical gravitation // IV. Cauchy Problem for Einstein's Equation with Matter: IV.1 1. Differential operators in an open set of Rn+1 / IV.2 Differential operators in vector bundles / IV.3 Harmonic maps / IV.4 Admissible classes of stress-energy tensors / IV.5 Differential operator associated to Einstein's equation / IV.6 Constraint equations / IV.7 Hyperbolic reduction / IV.8 Fundamental theorem / IV.9 An example: the stress-energy tensor of holonomic media / IV.10 The Cauchy problem in the vacuum // V. Stability by Linearization of Einstein's Equation, General Concepts: V.1 Classical concept of stability by linearization of Einstein's equation in the vacuum / V.2 A new concept of stability by linearization of Einstein's equation in the presence of matter / V.3 How to apply the definition of stability by linearization of Einstein's equation in the presence of matter / V.4 Change of notation / V.5 Technical details concerning the map f / V.6 Tangent linear map of f // VI. General Results on Stability by Linearization when the Submanifold M of V is Compact: IV.1 1. Adjoint of D(g,k) f / VI.2 Results by A. Fischer and J. E. Marsden / VI.3 A result by V. Moncrief / VI.4 Appendix: general results on elliptic operators in compact manifolds // VII. Stability by Linearization of Einstein's Equation at Minkowski's Initial Metric: VII.1 A further expression of D(g,k) f / VII.2 The relation between Euclidean Laplacian and stability by linearization at the initial Minkowski's metric / VII.3 Some proofs on topological isomorphisms in Rn / VII.4 Stability of the Minkowski metric: Y. Choquet-Bruhat and S. Deser's result / VII.5 The Euclidean asymptotic case: generalization of a result by Y. Choquet-Bruhat, A. Fischer and J. E. Marsden // VIII. Stability by Linearization of Einstein's Equation in Robertson-Walker Cosmological Models: VIII.1 Euclidean model / VIII.2 Hyperbolic model / VIII.3 Sobolev spaces and hyperbolic Laplacian / VIII.4 Spherical model / VIII.5 Universes that are not simply connected // References