MATHEMATICIAN

Alonzo Church

1903 - 1995

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Alonzo Church (June 14, 1903 – August 11, 1995) was an American computer scientist, mathematician, logician, and philosopher who made major contributions to mathematical logic and the foundations of theoretical computer science. He is best known for the lambda calculus, the Church–Turing thesis, proving the unsolvability of the Entscheidungsproblem ("decision problem"), the Frege–Church ontology, and the Church–Rosser theorem. Alongside his doctoral student Alan Turing, Church is considered one of the founders of computer science. Read more on Wikipedia

His biography is available in different languages on Wikipedia. Alonzo Church is the 185th most popular mathematician (down from 162nd in 2019), the 1,429th most popular biography from United States (down from 1,174th in 2019) and the 12th most popular American Mathematician.

Alonzo Church was a logician and mathematician who is most famous for inventing the lambda calculus in the 1930s.

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Among MATHEMATICIANS

Among mathematicians, Alonzo Church ranks 185 out of 1,004. Before him are Zoia Ceaușescu, Edward Norton Lorenz, Ehrenfried Walther von Tschirnhaus, Étienne Bézout, Simplicius of Cilicia, and Édouard Lucas. After him are Jean Gaston Darboux, Jakob Steiner, Hans Hahn, G. I. Taylor, Harald Bohr, and Rafael Bombelli.

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Contemporaries

Among people born in 1903, Alonzo Church ranks 58. Before him are Andrei Grechko, Claudio Arrau, Kenneth Clark, Georg Elser, George Davis Snell, and Ernest Walton. After him are Yisrael Kristal, Raymond Radiguet, Empress Kōjun, Uichiro Hatta, Vincente Minnelli, and Kim Chaek. Among people deceased in 1995, Alonzo Church ranks 49. Before him are Jonas Salk, Louis Malle, Pierre Schaeffer, Aziz Nesin, Ernest Walton, and Don Cherry. After him are Miklós Rózsa, Ștefan Kovács, Ko Takamoro, César Rodríguez Álvarez, James Meade, and Roger Zelazny.

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In United States

Among people born in United States, Alonzo Church ranks 1,429 out of 20,380. Before him are Nellie Bly (1864), Ed Bradley (1941), Don Cherry (1936), Cass Elliot (1941), Dalton Trumbo (1905), and Pat Carroll (1927). After him are Robin Wright (1966), Gina Haspel (1956), Charles G. Dawes (1865), Eleanor H. Porter (1868), Spike Lee (1957), and Tom Morello (1964).

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Among MATHEMATICIANS In United States

Among mathematicians born in United States, Alonzo Church ranks 12. Before him are Jim Simons (1938), Claude Shannon (1916), Paul Cohen (1934), John Tate (1925), Mary Jackson (1921), and Edward Norton Lorenz (1917). After him are Karen Uhlenbeck (1942), Richard S. Hamilton (1943), Lloyd Shapley (1923), John G. Thompson (1932), Jesse Douglas (1897), and Robert Axelrod (1943).

American born Mathematicians

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