caa a22 4500 606166467 CHVBK 20210128100658.0 cr unu---uuuuu 210128e20150601xx s 000 0 eng 10.1007/s10440-014-9988-7 doi (NATIONALLICENCE)springer-10.1007/s10440-014-9988-7 Isochronous Spacetimes [Elektronische Daten] [Fabio Briscese, Francesco Calogero] The possibility has been recently demonstrated to manufacture (nonrelativistic, Hamiltonian) many-body problems which feature an isochronous time evolution with an arbitrarily assigned period T yet mimic with good approximation, or even exactly, any given many-body problem (within a quite large class, encompassing most of nonrelativistic physics) over times $\widetilde{T}$ which may also be arbitrarily large (but of course such that $\widetilde{T}< T$ ). In this paper we review and further explore the possibility to extend this finding to a general relativity context, so that it becomes relevant for cosmology. Springer Science+Business Media Dordrecht, 2014 Isochronous cosmologies nationallicence Isochronous systems nationallicence Isochronous dynamics nationallicence Briscese Fabio Departamento de Fśica, CCEN, Universidade Federal da Paraíba, Cidade Universitária, 58051-970, João Pessoa, PB, Brazil aut Calogero Francesco Physics Department, University of Rome "La Sapienza”, p. Aldo Moro, 00185, Rome, Italy aut Acta Applicandae Mathematicae Springer Netherlands 137/1(2015-06-01), 3-16 0167-8019 137:1<3 2015 137 10440 https://doi.org/10.1007/s10440-014-9988-7 text/html Onlinezugriff via DOI BK010053 XK010053 XK010000 Metadata rights reserved Springer special CC-BY-NC licence nationallicence 1 research-article jats NATIONALLICENCE NATIONALLICENCE NL-springer NATIONALLICENCE 856 40 https://doi.org/10.1007/s10440-014-9988-7 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Briscese Fabio Departamento de Fśica, CCEN, Universidade Federal da Paraíba, Cidade Universitária, 58051-970, João Pessoa, PB, Brazil aut NATIONALLICENCE 700 1- Calogero Francesco Physics Department, University of Rome "La Sapienza”, p. Aldo Moro, 00185, Rome, Italy aut NATIONALLICENCE 773 0- Acta Applicandae Mathematicae Springer Netherlands 137/1(2015-06-01), 3-16 0167-8019 137:1<3 2015 137 10440