Question: Which mathematician is known in part for his work on interpolation, Nikolay Mitrofanovich Krylov or Mikhail Leonidovich Gromov?
Sentence (from "Krylov–Bogolyubov theorem"): In mathematics, the Krylov–Bogolyubov theorem (also known as the existence of invariant measures theorem) may refer to either of the two related fundamental theorems within the theory of dynamical systems.
Relevant evidence: No