Axisymmetric stability criterion for two gravitationally coupled singular isothermal discs
arXiv:astro-ph/0308063 · doi:10.1046/j.1365-2966.2003.07055.x
Abstract
Using the two-fluid formalism with the polytropic approximation, we examine the axisymmetric stability criterion for a composite system of gravitationally coupled stellar and gaseous singular isothermal discs (SIDs).
12 pages, 11 figures, accepted by MNRAS