00668naa#a2200181#i#450# EN\\bibl\19004 20240803043355.6 2219-0767 20171122b2017####ek#y0engy0150####ca RU USING MATHEMATICAL DESCRIPTION OF ACTIVITIES FOR PURPOSIVE SYSTEMS ON BASIS OF NEURAL NETWORK METHODS Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2017 6 с. Journal article local Математика. 51 Lavlinskiy V. Viktorovich Yan'shin S. N. naukaru.ru