Alexander Friedmann
Alexander Friedmann was a Russian mathematician and physicist known for his groundbreaking contributions to cosmology, particularly the Friedmann equations, which describe a universe that is expanding or contracting. His work laid the theoretical groundwork for the Big Bang theory, but he faced significant skepticism during his lifetime. Today, he is celebrated as a key figure in the development of modern cosmological models.
Born on Jul 16, 1888 (138 years old)
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Alexander Friedmann proposed a solution to Einstein's equations that suggested the universe is expanding.
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