Semyon Aranovich Gershgorin and Vladimir Berkovich, have which occupation?
Vladimir Berkovich Vladimir Berkovich is a mathematician at the Weizmann Institute of Science who introduced Berkovich spaces. His Ph.D. advisor was Yuri I. Manin. Berkovich was a visiting scholar at the Institute for Advanced Study in 1991-92 and again in the summer of 2000.
Alexander Kasyanov Aleksandr Aleksandrovich Kasyanov (Александр Александрович Касьянов; 17 August 1891 - Gorki 13 February 1982) was a Soviet Russian composer, conductor, pianist and professor. He received the Order of Lenin in 1967, Order of the October Revolution 1981, and People's Artist of the USSR 1971.