Volume 255, Issue 2

This issue is a translation of Zapiski Nauchnykh Seminarov Sankt-Peterburgskogo Otdeleniya Matematicheskogo Instituta im. V. A. Steklova Rossiiskoi Akademii Nauk (Notes of Scientific Seminars of the St. Petersburg Department of the Steklov Mathematical Institute, Russian Academy of Sciences), Vol. 498, 2020. This issue is entitled Representation Theory, Dynamical Systems, Combinatorial Methods, Part XXXI, and was edited by A. M. Vershik and N. V. Tsilevich.