Date of Birth: 05/18/1910
he graduated from the North-Caucasian University (now the Rostov University) (1931)
He worked at Voronezh University (1934 - 1941)
Professor of Moscow State University (1946)
Dean of the Mechanics and Mathematics Faculty of Moscow State University (1962 - 1969)
member of the editorial board of the "Encyclopedia of Mathematics"
major works on geometry: the theory of deformation of surfaces and the theory of surfaces of negative curvature
Short Course of analytical geometry, M., 1950;
Higher geometry. M., 1945;
Quadratic forms and matrix, M., 1962;
Linear algebra and multidimensional geometry, Moscow, 1974 (co-author ER RozendornKachestvennye questions deformation of surfaces, "Russian Math Sciences." 1948, 3 m, 2..;
Qualitative problems of deformation of surfaces "in the small", M. - L., 1949;
Introduction to the theory of exterior forms, M. 1977.