2 papers
gr-qc2006
General relativistic accretion with backreaction
Janusz Karkowski, Bogusz Kinasiewicz, Patryk Mach +2
The spherically symmetric steady accretion of polytropic perfect fluids onto a black hole is the simplest flow model that can demonstrate the effects of backreaction. Backreaction…
astro-ph2004
On the propagation of non stationary pressure waves in stellar interiors
Patryk Mach
An analysis of the propagation of non stationary waves in the adiabatic region of stellar interior is presented. An equation of motion with an effective potential is derived, simil…