Alexander Friedmann
Alexander Friedmann | |
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Александр Фридман | |
| Born | Alexander Alexandrovich Friedmann June 16, 1888 |
| Died | September 16, 1925 (aged 37) Leningrad, Russian SFSR, Soviet Union |
| Nationality | Russian |
| Alma mater | St. Petersburg State University |
| Known for | |
| Spouse | Natalia Malinina |
| Scientific career | |
| Fields | Mathematics and physics |
| Institutions | Petrograd Polytechnical Institute Main Geophysical Observatory |
| Doctoral advisor | Vladimir Steklov |
| Doctoral students | |
| Signature | |
| Part of a series on |
| Physical cosmology |
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Alexander Alexandrovich Friedmann (also spelled Friedman or Fridman; /ˈfriːdmən/; Russian: Алекса́ндр Алекса́ндрович Фри́дман; June 16 [O.S. June 4] 1888 – September 16, 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.