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.
Stepan Gedeonov Stepan Alexandrovich Gedeonov (Russian: Степан Александрович Гедеонов , 13 June 1816, Saint Petersburg, Imperial Russia—17 September 1878, Saint Petersburg, Imperial Russia) was a Russian art scholar, playwright, critic and historian, the director of the Hermitage Museum (in 1863-1878) and Russian Imperial Theatres, in 1867—1875.