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Download Impact of Modern Dynamics in Astronomy: Proceedings of the by G. Contopoulos, N. Voglis, C. Efthymiopoulos (auth.), J. PDF

By G. Contopoulos, N. Voglis, C. Efthymiopoulos (auth.), J. Henrard, S. Ferraz-Mello (eds.)

Modem dynamics is more and more partaking within the answer of difficulties raised by way of as­ tronomical observations. This new courting is being fostered on one part by means of the im­ provements within the observations, which lately contributed numerous discoveries of recent structures, resembling the items within the Kuiper belt, the pulsar and superstar partners, to talk merely of the main amazing ones, and, nonetheless, through the progresses in modem dynamics. The progresses in modem dynamics are as a result of elements: the dissemination of quickly pcs, permitting the numerical reports of very advanced structures via plenty of scientists, and the advance in our realizing of the advanced behaviour of Hamiltonian structures. KAM and Nekhorochev theories have shed a gentle at the refined and surprizing interplays among average and chaotic motions; numerical experiments and analytical approximations have proven how those peculiarities are certainly found in astronomically very important platforms and are instrumental in realizing their formation and evolution.

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Extra info for Impact of Modern Dynamics in Astronomy: Proceedings of the IAU Colloquium 172 held in Namur (Belgium), 6–11 July 1998

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1983, Chaotic behaviour and the origin of the 311 Kirkwood gap, Icarus, 56, 51-74. Yokoyama, T. : 1992, Application of Wisdom's perturbative method to 5/2 and 7/3 resonances,IAU Symposium, 152,159-166. : 1991, Motions of asteroids at the Kirkwood gaps. II, Icarus, 92, 94-117. ORIGIN AND EVOLUTION OF NEAR EARTH ASTEROIDS A. P. 4229, 06304 Nice Cedex 4, France Abstract. The present paper reviews our current understanding of the origin and evolution of NEAs, at the light of the results of recent quantitative numerical simulations that have revolutioned the previously accepted scenario.

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