Were Pavel Alexandrov and Yuri Matiyasevich both working in the same area of mathematics?
Yuri Matiyasevich Yuri Vladimirovich Matiyasevich, (Russian: Ю́рий Влади́мирович Матиясе́вич ; born March 2, 1947, in Leningrad) is a Russian mathematician and computer scientist. He is best known for his negative solution of Hilbert's tenth problem (Matiyasevich's theorem), which was presented in his doctoral thesis at LOMI (the Leningrad Department of the Steklov Institute of Mathematics).
Sergei Konyagin Sergei Vladimirovich Konyagin (Russian: Серге́й Владимирович Конягин , born 25 April 1957) is a Russian mathematician. He is a professor of mathematics at the Moscow State University.