Which of the two Soviet mathematicians was born first, Alexander Gelfond or Aleksandr Danilovich Aleksandrov?
Alexander Gelfond Alexander Osipovich Gelfond (Russian: Алекса́ндр О́сипович Ге́льфонд ; 24 October 1906 – 7 November 1968) was a Soviet mathematician. Gelfond's theorem is named after him.
Boris Demidovich Boris Pavlovich Demidovich (Russian: Борис Павлович Демидович ; Belarusian: Барыс Паўлавіч Дземідовіч ; Novogrudok, March 2, 1906 – Moscow, April 23, 1977) was a Soviet/Belorussian mathematician.