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On some fundamental concepts of galactic dynamics
Author(s) -
Ossipkov L.P.
Publication year - 2013
Publication title -
astronomische nachrichten
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.394
H-Index - 63
eISSN - 1521-3994
pISSN - 0004-6337
DOI - 10.1002/asna.201311924
Subject(s) - truncation (statistics) , physics , dynamics (music) , distribution (mathematics) , classical mechanics , astrophysics , theoretical physics , statistical physics , mathematical physics , mathematics , mathematical analysis , statistics , acoustics
Abstract We discuss the following fundamental concepts of galactic dynamics: (a) regular (smoothed) and irregular (random) forces, (b) truncation of the impact parameter, (c) the invariance of the Maxwellian velocity distribution, and (d) the Jeans theorem. (© 2013 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim)