On some fundamental concepts of galactic dynamics

Authors

  • L.P. Ossipkov

    Corresponding author
    1. Department of Space Technologies and Applied Astrodynamics, Saint Petersburg State University, 35 Universitetskij pr., Staryj Peterhof, Saint Petersburg 198504, Russia
    • Department of Space Technologies and Applied Astrodynamics, Saint Petersburg State University, 35 Universitetskij pr., Staryj Peterhof, Saint Petersburg 198504, Russia
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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)

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