Asymptotic analysis for the Generalized Relativistic Langevin Equation

Fuente: arXiv
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Main Authors: Baker, Ethan, Duong, Manh Hong, Nguyen, Hung Dang
Format: Preprint
Published: 2026
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author Baker, Ethan
Duong, Manh Hong
Nguyen, Hung Dang
author_facet Baker, Ethan
Duong, Manh Hong
Nguyen, Hung Dang
contents In this paper, we study a non-Markovian generalized relativistic Langevin equation (GRLE). We show that when the memory kernel is a sum of exponentials, the GRLE is equivalent to a Markovian system with added variables. We establish the well-posedness and polynomial ergodicity, obtaining an algebraic rate of convergence to the unique Gibbs distribution. From the Markovian GRLE, we recover the relativistic underdamped Langevin dynamics in a small-noise limit, as well as the classical (non-relativistic) generalized Langevin dynamics in the Newtonian limit.
format Preprint
id arxiv_https___arxiv_org_abs_2603_15088
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Asymptotic analysis for the Generalized Relativistic Langevin Equation
Baker, Ethan
Duong, Manh Hong
Nguyen, Hung Dang
Probability
In this paper, we study a non-Markovian generalized relativistic Langevin equation (GRLE). We show that when the memory kernel is a sum of exponentials, the GRLE is equivalent to a Markovian system with added variables. We establish the well-posedness and polynomial ergodicity, obtaining an algebraic rate of convergence to the unique Gibbs distribution. From the Markovian GRLE, we recover the relativistic underdamped Langevin dynamics in a small-noise limit, as well as the classical (non-relativistic) generalized Langevin dynamics in the Newtonian limit.
title Asymptotic analysis for the Generalized Relativistic Langevin Equation
topic Probability
url https://arxiv.org/abs/2603.15088