Answers are grounded in this paper and cite their sources.
The Einstein field equations in the presence of a polytropic fluid performing self-similar motion are reduced to a dynamical system. Qualitative properties of the dynamical system are investigated in the case when the fluid motion is with shock waves.
No takes yet. Share an insight, caveat, or question.
Anile et al. (1987) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: