© 2023 Akbar Akhmedov, Natalya Beshko, Xudoyor Keldiyorov, Zebo Umurzakova, Murtoza Hasanov, Shoxira Atayeva, Zebo Rasulova, Nematov Shokhzod, Sherkulov Maruf, Numonjon Jumayev, published by Slovak Academy of Sciences, Mathematical Institute
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.