Were Pavel Urysohn and Leonid Levin known for the same type of work?
Pavel Urysohn Pavel Samuilovich Urysohn (Па́вел Самуи́лович Урысо́н ) (February 3, 1898 – August 17, 1924) was a Soviet mathematician of Jewish origin who is best known for his contributions in dimension theory, and for developing Urysohn's Metrization Theorem and Urysohn's Lemma, both of which are fundamental results in topology. His name is also commemorated in the terms Urysohn universal space, Fréchet–Urysohn space, Menger–Urysohn dimension and Urysohn integral equation. He and Pavel Alexandrov formulated the modern definition of compactness in 1923.
Hamid Olimjon Hamid Olimjon (sometimes spelled Hamid Alimjan in English) (Uzbek: "Ҳамид Олимжон; Hamid Olimjon" ; Russian: Хамид Алимджан; Khamid Alimdzhan ) (12 December 1909 – 3 July 1944) was an Uzbek poet, playwright, scholar, and literary translator of the Soviet period. Hamid Olimjon is considered to be one of the finest twentieth-century Uzbek poets. The Uzbek Soviet Encyclopedia calls him "one of the founders of Uzbek Soviet literature". In addition to writing his own poetry, Hamid Olimjon translated the works of many famous foreign authors, such as Alexander Pushkin, Leo Tolstoy, Maxim Gorky, Vladimir Mayakovsky, Taras Shevchenko, and Mikhail Lermontov into the Uzbek language.