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.
Aleksey Khomyakov Aleksey Stepanovich Khomyakov (Russian: Алексе́й Степа́нович Хомяко́в ) (May 13 (O.S. May 1) 1804, Moscow – October 5 (O.S. September 23), 1860, Moscow) was a Russian theologian, philosopher, poet and amateur artist. He cofounded the Slavophile movement along with Ivan Kireyevsky, and he became one of its most distinguished theoreticians.