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math.FA2025
Lie structures of the group of Sheffer operators
Dmitri Finkelshtein, Eugene Lytvynov, Maria Joao Oliveira
Let be an (LB)-space over or , and let be the dual space of~. We study the set of Sheffer operators acting in polynomial…
math.PR2025
Stochastic dynamics on evolving geometric graphs
Alexei Daletskii, Dmitri Finkelshtein
We consider an infinite locally finite system (configuration) of particles distributed over a Euclidean space . Each particle located at carries an internal paramet…