Authors
Department of Mathematics, Faculty of Sciences, IBN TOFAIL University, Kenitra, Morocco
Brahim Fadli
Department of Mathematics, Faculty of Sciences, Chouaib Doukkali University, El Jadida, Morocco
© 2024 Ahmed Akkaoui, Brahim Fadli, published by University of Silesia in Katowice, Institute of Mathematics
This work is licensed under the Creative Commons Attribution 4.0 License.