On null geodesically complete spacetimes under NEC and NGC: Is the Gao‐Wald “time dilation” a topological effect?

DOI10.1002/MMA.5956zbMath1445.83002arXiv1904.12123OpenAlexW2981877657MaRDI QIDQ3305091

Kyriakos Papadopoulos

Publication date: 5 August 2020

Published in: Mathematical Methods in the Applied Sciences (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1904.12123

zbMATH Keywords

compactnessAlexandrov topologynull energy condition (NEC)strong causalityclosed diamondsGao-Wald gravitational ``time delaynull generic condition (NGC)null geodesic completenessZeeman-Göbel topologies

Mathematics Subject Classification ID

Topological characterizations of particular spaces (54F65) Relativistic cosmology (83F05) Applications of differential geometry to physics (53Z05) Einstein's equations (general structure, canonical formalism, Cauchy problems) (83C05) Gravitational energy and conservation laws; groups of motions (83C40) Equations of motion in general relativity and gravitational theory (83C10) Topological properties of groups of homeomorphisms or diffeomorphisms (57S05)

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