Klein, David; Reschke, Jake Velocity addition formulas in Robertson-Walker spacetimes. (English) Zbl 1322.83010 J. Math. Phys. 56, No. 7, 072501, 17 p. (2015). MSC: 83C20 83F05 53Z05 83C10 83C05 83A05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Klein, David Maximal Fermi charts and geometry of inflationary universes. (English) Zbl 1272.83100 Ann. Henri Poincaré 14, No. 6, 1525-1550 (2013). MSC: 83F05 83C05 53Z05 83C57 83C75 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Bolós, Vicente J.; Klein, David Relative velocities for radial motion in expanding Robertson-Walker spacetimes. (English) Zbl 1243.83074 Gen. Relativ. Gravitation 44, No. 6, 1361-1391 (2012). MSC: 83F05 83C55 83C10 85A05 70F15 53Z05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv