V.A. Antipov - Dr. Sc. (Eng.), Professor, Department of Computer and Applied Mathematics, Ryazan State Radio Engineering University. E-mail: parfant@rambler.ru O.V. Antipov - Master of Engineering and Technology, Senior Lecturer, Department of Computer and Applied Mathematics, Ryazan State Radio Engineering University. E-mail: oleg@anegmetex.com A.N. Pylkin - Dr. Sc. (Eng.), Professor, Head of Department of Computer and Applied Mathematics, Ryazan State Radio Engineering University. E-mail: pylkin.a.n@rsreu.ru