Ergodic theory
https://en.wikipedia.org/wiki/Ergodic_theoryGéométrie symplectique
https://fr.wikipedia.org/wiki/Géométrie_symplectiqueFermi–Pasta–Ulam–Tsingou problem
https://en.wikipedia.org/wiki/Fermi–Pasta–Ulam–Tsingou_problemWandering set
https://en.wikipedia.org/wiki/Wandering_set