Affiliation: | 1. Division of Natural Science, Faculty of Advanced Science and Technology, Kumamoto University, 2-40-1 Kurokami, Kumamoto 860-8555, Japan;2. Department of Mathematics and National Center for Applied Mathematics Shenzhen, Southern University of Science and Technology, Shenzhen 518055, China;1. Applied Algebra and Optimization Research Center, Sungkyunkwan University, Suwon, Republic of Korea;2. Institute of Mathematical Sciences, Ewha Womans University, Seoul, Republic of Korea;1. Faculty of Mathematics USTHB, University of Science and Technology of Algiers, Algeria;2. Department of Mathematics, HTTC Bertoua, The University of Ngaoundéré, Cameroon;3. Institute of Mathematics, University of Valladolid, Castilla, Spain |