V.I. Kapalin - Dr. Sc. (Eng.), Professor, Moscow State University of Information Technologies, Radio Engineering and Electronics (MIREA). E-mail: v_kapalin@mail.ru L.A. Klyuev - Engineer, Employee of Yandex. E-mail: leonid.klyuev@gmail.com N.E. Vedyashkina - Post-graduate Student, Mathematic Engineer, MIEM HSE (Moscow). E-mail: natul9@bk.ru