Spectral approach to the axisymmetric evolution of Einstein’s vacuum equations

Spectral approach to the axisymmetric evolution of Einstein’s vacuum equations
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爱因斯坦真空方程轴对称演化的谱方法

DOI:
10.17169/refubium-12101
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发表时间:
2018
影响因子:
3.5
通讯作者:
C. Schell
C. Schell
中科院分区:
医学3区
文献类型:
--
作者:
C. Schell

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摘要1 \。简介与概述2\。微分方程和
Abstract 1\. Introduction and overview 2\. Differential equations and numerical methods 2.1. Introduction 2.2. Ordinary differential equations 2.3. Partial differential equations 2.4. The spatial derivatives 2.5. Laplace operator for spherical coordinates 2.6. Wave equation in spherical coordinates 3\. General relativity and its Cauchy formulation 3.1. Introduction 3.2. General relativity 3.3. Cauchy formulation of general relativity 3.4. Initial data for Einstein’s constraint equations 3.5. Symmetry-reduced situations in general relativity 4\. Vacuum axisymmetry in spherical coordinates 4.1. Introduction 4.2. Axisymmetry and implications 4.3. Gauges in axisymmetry 4.4. Choice of variables 4.5. Formulation of Einstein’s equations 4.6. Exact solution to the linear problem 4.7. Some analysis of Einstein’s equations 5\. Numerical studies in vacuum axisymmetry 5.1. Introduction 5.2. Implementation and basic verification 5.3. The linear mode level 5.4. The linear 2+1-dimensional level 5.5. The nonlinear level 6\. Conclusion and outlook A. Appendix A.1. Supplementary mathematical material A.2. Nonlinear evolution equations A.3. Nonlinear constraints A.4. Explicit form of the exact regular solution for l = 2 A.5. Nonlinear initial data for the momentum constraint Acknowledgments Zusammenfassung Selbstandigkeitserklarung Curriculum vitae Bibliography Index
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