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.
Rolan Bykov Rolan Antonovich Bykov (Russian: Рола́н Анто́нович Бы́ков ; October 12, 1929 – October 6, 1998) was a Soviet and Russian actor, theatre and film director, screenwriter, educator at High Courses for Scriptwriters and Film Directors, poet and song writer, as well as a politician and a banker. He was awarded People's Artist of the USSR in 1990.