Were Dmitri Anosov and Mikhail Kravchuk both mathematician?
Dmitri Anosov Dmitri Victorovich Anosov (Russian: Дми́трий Ви́кторович Ано́сов ; November 30, 1936 – August 5, 2014) was a Soviet and Russian mathematician, known for his contributions to dynamical systems theory.
Andrey Selivanov (chess player) Andrey Selivanov (Russian: Андрей Владимирович Селиванов ; born July 9, 1967) is a Soviet and Russian politician and chess problemist. Russian State Duma deputy (1993-2003).