Klyachin Vladimir Aleksandrovich Russia Volgograd State Socio-pedagogical University, Russia, 400066, Volgograd, Lenina pr., 27. docentDoctor of physico-mathematical sciences (2002)klchnv@mail.ru Author's articles Optimization of Calculus Mesh for Cryobiology Problem Based on Multidimensional Hashing Using NumPy Isoperimetry Coefficient for Simplex in the Problem of Approximation of Derivatives On the Solvability of the Discrete Analogue of the Minkowski – Alexandrov Problem On the Geometric Structure of the Continuos Mappings Preserving the Orientation of Simplexes The Study of the Statistical Characteristics of the Text Based on the Graph Model of the Linguistic Corpus