1. Department of Mathematics, Defence Services Academy (D.S.A), Mandalay-Lashio Highway, Pyin Oo Lwin, Mandalay Division, Myanmar, kyawyeko23@gmail.com
2. Institute of General Engineering Training, Moscow Aviation Institute (National Research University), 4 Volokolamskoe Shosse, 125993, Moscow, Russian Federation, lareyna@mail.ru
3. Research Institute “Poisk”, Moscow Aviation Institute (National Research University), 4 Volokolamskoe Shosse, 125993, Moscow, Russian Federation, makarenko@mai.ru