Relativistic BGK model for massless particles in the FLRW spacetime
Byung-Hoon Hwang, Ho Lee, Seok-Bae Yun

TL;DR
This paper investigates the relativistic BGK model for massless particles within the FLRW spacetime, focusing on the mathematical analysis of the Cauchy problem to understand its behavior in cosmological contexts.
Contribution
It provides a rigorous analysis of the Cauchy problem for the relativistic BGK model for massless particles in FLRW spacetime, a novel application in relativistic kinetic theory.
Findings
Existence and uniqueness results for the Cauchy problem
Mathematical properties of the relativistic BGK model in cosmological spacetime
Insights into the behavior of massless particles in FLRW universe
Abstract
In this paper, we address the Cauchy problem for the relativistic BGK model proposed by Anderson and Witting for massless particles in the Friedmann-Lemaitre-Robertson-Walker (FLRW) spacetime.
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Taxonomy
TopicsGas Dynamics and Kinetic Theory · Advanced Mathematical Physics Problems · Cosmology and Gravitation Theories
