MATHEMATICIAN

Marina Ratner

1938 - 2017

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Marina Evseevna Ratner (Russian: Мари́на Евсе́евна Ра́тнер; October 30, 1938 – July 7, 2017) was a professor of mathematics at the University of California, Berkeley who worked in ergodic theory. Around 1990, she proved a group of major theorems concerning unipotent flows on homogeneous spaces, known as Ratner's theorems. Ratner was elected to the American Academy of Arts and Sciences in 1992, awarded the Ostrowski Prize in 1993 and elected to the National Academy of Sciences the same year. In 1994, she was awarded the John J. Carty Award from the National Academy of Sciences. Read more on Wikipedia

Her biography is available in different languages on Wikipedia. Marina Ratner is the 837th most popular mathematician (down from 807th in 2019), the 2,075th most popular biography from Russia (down from 2,040th in 2019) and the 59th most popular Russian Mathematician.

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Among MATHEMATICIANS

Among mathematicians, Marina Ratner ranks 837 out of 1,004. Before her are Corrado Segre, George Szekeres, Georgy Adelson-Velsky, Marcel Riesz, Oskar Perron, and Harish-Chandra. After her are Erich Kähler, Francesco Severi, Wolfgang Krull, Boris Galerkin, William Shanks, and Grigore Moisil.

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Contemporaries

Among people born in 1938, Marina Ratner ranks 472. Before her are Peter Yarrow, Galina Gorokhova, John Smith, Gyula Rákosi, Omar Caetano, and Hariprasad Chaurasia. After her are Aleksei Petrenko, Bruce Alberts, Franco Luambo, Isidoro Díaz, Porter Goss, and Atje Keulen-Deelstra. Among people deceased in 2017, Marina Ratner ranks 445. Before her are Nicolae Lupescu, Rose Marie, Fernand Decanali, Alain Jessua, Sam Panopoulos, and Niels Helveg Petersen. After her are Aleksei Petrenko, Anthony Harvey, Václav Machek, Dieter Kottysch, Glenne Headly, and Kim Joo-hyuk.

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In Russia

Among people born in Russia, Marina Ratner ranks 2,075 out of 3,761. Before her are Sergei Zubatov (1864), Dmitri Vrubel (1960), Mikhail Krug (1962), Aleksei Mamykin (1936), Anton Yelchin (1989), and Oleg Romantsev (1954). After her are Viktor Talalikhin (1918), Nadezhda Kadysheva (1959), Evgeny Sveshnikov (1950), Alexei Starobinsky (1948), Georgy Ushakov (1901), and Andrey Arkhangelsky (1879).

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Among MATHEMATICIANS In Russia

Among mathematicians born in Russia, Marina Ratner ranks 59. Before her are Yegor Ivanovich Zolotarev (1847), Pyotr Novikov (1901), Ivan Petrovsky (1901), Mikhail Suslin (1894), Anatoly Karatsuba (1937), and Georgy Adelson-Velsky (1922). After her are Stanislav Smirnov (1970), Dmitri Anosov (1936), Ilya Piatetski-Shapiro (1929), Yury Osipov (1936), Anatoly Maltsev (1909), and Andrei Okounkov (1969).

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