Were Maxim Kontsevich and Aleksandr Lyapunov both mathematicians?
Aleksandr Lyapunov Aleksandr Mikhailovich Lyapunov (Russian: Алекса́ндр Миха́йлович Ляпуно́в , ] ; June 6 [O.S. May 25] 1857 – November 3, 1918) was a Russian mathematician, mechanician and physicist. His surname is sometimes romanized as Ljapunov, Liapunov, Liapounoff or Ljapunow. He was the son of astronomer Mikhail Lyapunov and the brother of pianist and composer Sergei Lyapunov.
Lev Gutenmaher Lev Israilevich Gutenmaher (Russian: Лев Изра́илевич Гутенма́хер ) was a Soviet mathematician who conducted pioneering research in the area of computing technologies and made significant contributions to the early development of computer science. He was a recipient of the Stalin and National awards for his work.