Chaos in classical cosmology (II)

We present a new dynamical calculation about the Friedman-Robertson-Walker universe considered as an autonomous Hamiltonian. The time evolution of this Hamiltonian presents numerical instabilities so we apply a symplectic integration via infinitesimal canonical transformations of the phase space tim...

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Detalles Bibliográficos
Autor principal: Blanco, S.
Otros Autores: Costa, Andrea, Rosso, O.A
Formato: Capítulo de libro
Lenguaje:Inglés
Publicado: Kluwer Academic Publishers-Plenum Publishers 1995
Acceso en línea:Registro en Scopus
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Registro en la Biblioteca Digital
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100 1 |a Blanco, S. 
245 1 0 |a Chaos in classical cosmology (II) 
260 |b Kluwer Academic Publishers-Plenum Publishers  |c 1995 
270 1 0 |m Blanco, S.; Departamento de Física, FCEyN, Universidad de Buenos Aires, Pabellón I, Ciudad Universitaria, Buenos Aires, 1428, Argentina 
504 |a Barrow, J.D., (1982) Phys. Rep., 85, p. 1 
504 |a Kolb, E., Turner, M.S., (1988) The Early Universe, , Addison-Wesley, New York 
504 |a Belinsky, V.A., Grishchuk, L.P., Khalatnikov, I.M., Zel'dovich, (1985) Phys. Lett., 155 B, p. 232 
504 |a Amendola, L., Litterio, M., Occhionero, F., THE PHASE-SPACE VIEW OF INFLATION I: THE NON-MINIMALLY COUPLED SCALAR FIELD (1990) International Journal of Modern Physics A, 5, p. 3861 
504 |a Calzetta, E., El Hasi, C., (1993) Class. Quant. Grav., 10, p. 1825 
504 |a Calzetta, E., El Hasi, C., (1995) Phys. Rev., 51 E, p. 2713 
504 |a Blanco, S., Domenech, G., El Hasi, C., Rosso, O.A., (1994) Gen. Rel. Grav., 26, p. 1131 
504 |a Arnold, V.I., (1989) Mathematical Methods of Classical Mechanics, , 2nd. ed., Springer-Verlag, New York 
504 |a Goldstein, H., (1980) Classical Mechanics, , 2nd. ed., Addison-Wesley, New York 
504 |a Miller, R.H., (1993) J. Comp. Phys., 93, p. 469 
504 |a Misner, C.W., Thorne, K.S., Wheeler, J.A., (1973) Gravitation, , W. H. Freeman, San Francisco 
504 |a Gutzwiller, M.C., (1990) Chaos in Classical and Quantum Mechanics, , Springer-Verlag, Berlin 
504 |a Tabor, M., (1989) Chaos and Integrability in Nonlinear Dynamic, , Wiley, New York 
504 |a Stolovistzky, G., Hernando, J.A., Resonant structure of integrable and near-integrable two-dimensional systems (1990) Physical Review A, 41 A, p. 3026 
504 |a Channell, P.J., Scovel, C., (1990) Nonlinearity, 3, p. 231 
506 |2 openaire  |e Política editorial 
520 3 |a We present a new dynamical calculation about the Friedman-Robertson-Walker universe considered as an autonomous Hamiltonian. The time evolution of this Hamiltonian presents numerical instabilities so we apply a symplectic integration via infinitesimal canonical transformations of the phase space time evolution that preserves the Poincaré invariant. In this way, we have also obtained a sensitive improvement in the accuracy of the Hamiltonian constraint, as well as in the computing time. We confirm our previous results; in a spatially closed universe, the route to chaos is reached by sucessive breakage of the resonant tori due to the action of 1:1 resonances. © 1995 Plenum Publishing Corporation.  |l eng 
593 |a Departamento de Física, FCEyN, Universidad de Buenos Aires, Pabellón I, Ciudad Universitaria, Buenos Aires, 1428, Argentina 
593 |a Instituto de Astronomía y Física del Espacio, C.C. 67 Suc. 28, Buenos Aires, 1428, Argentina 
593 |a Instituto de Cálculo, FCEyN, Universidad de Buenos Aires, Pabellón II, Ciudad Universitaria, Buenos Aires, 1428, Argentina 
700 1 |a Costa, Andrea 
700 1 |a Rosso, O.A. 
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