I.K. Belova - Ph. D. (Phys.-Math.), Associate Professor, Department «Software of the computer, information technologies and applied informatics», Kaluga branch of the Bauman MSTU. E-mail: bik23@yandex.ru
E.O. Deryugina - Ph. D. (Eng.), Associate Professor, Kaluga branch of the Bauman MSTU. E-mail: syvorova_eo@mail.ru