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Multisoliton solutions to Einstein's equations

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We discuss a multisoliton solution to Einsteins equations in vacuum. The solution is interpreted as many gravitational solitons propagating and colliding on a homogeneous cosmological background. Following a previous letter, we characterize the solitons by their localizability and by their peculiar properties under collisions. Furthermore, we define an associated frame-dependent velocity field which illustrates the solitonic character of these gravitational solitons in the classical sense.

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IBÁÑEZ I INSA, Jordi and VERDAGUER OMS, Enric. Multisoliton solutions to Einstein's equations. Physical Review D. 1985. Vol. 31, num. 2, pags. 251-257. ISSN 0556-2821. [consulted: 20 of May of 2026]. Available at: https://hdl.handle.net/2445/12402

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