Aleksandr Khinchin and Nikolai Chebotaryov were both what?
Aleksandr Khinchin Aleksandr Yakovlevich Khinchin (Russian: Алекса́ндр Я́ковлевич Хи́нчин , French: "Alexandre Khintchine" ; July 19, 1894 – November 18, 1959) was a Soviet mathematician and one of the most significant people in the Soviet school of probability theory.
Nikolai Brashman Nikolai Dmitrievich Brashman (Russian: Николáй Дми́триевич Брáшман ; German: "Nikolaus Braschmann" ; June 14, 1796 – 25 May [O.S. 13 May] 1866 ) was a Russian mathematician of Austrian origin. He was a student of Joseph Johann Littrow, and the advisor of Pafnuty Chebyshev and August Davidov.