2 papers
math-ph2026
A survey on rigorous results for the dynamics of periodic FPU chains
Dario Bambusi, Andrea Carati, Alberto Maiocchi
In this paper we review some analytic results on the dynamics of the FPU system. In the first part of the paper, having in mind that the FPU Hamiltonian and the Toda Hamiltonian ar…
cond-mat.stat-mech2026
Approach to equilibrium for a particle interacting with a harmonic thermal bath
Federico Bonetto, Alberto Mario Maiocchi
We study the long time evolution of the position-position correlation function for a harmonic oscillator (the {\it probe}) interacting via a coupling with a la…