B.M. Vovshin, M.A. Savkin

A.I. Novikov - Ph. D. (Eng.), Associate Professor, Department «Higher Mathematics», Ryazan State Radio Engineering University E-mail: novikovanatoly@yandex.ru D.I. Ustyukov - Engineer, Department of Computer, Ryazan State Radio Engineering University E-mail: ustukov.mail@yandex.ru

S.I. Babusenko1, V.V. Kiryushkin2, A.V. Zhuravlev3

1−3 JSC RIE “PROTEK” (Voronezh, Russia)