Alexander Friedmann
Alexander Friedmann was born on June 16, 1888. See ranking, bio blurb, and everyone else born that day.
About Alexander Friedmann
Alexander Alexandrovich Friedmann (also spelled Friedman or Fridman; ; Russian: Алекса́ндр Алекса́ндрович Фри́дман; 16 June [O.S. 4 June] 1888 – 16 September 1925) was a Russian and Soviet physicist and mathematician. He originated the pioneering theory that the universe is expanding, governed by a set of equations he developed known as the Friedmann equations.