Institution: | 1. Departamento de Matemática, Grupo de Investigación en Sistemas Dinámicos y Aplicaciones (GISDA), Universidad del Bío-Bío, Casilla 5-C, Concepción, Chile;1. Department of Mathematics, National Technical University, Zografou campus, 15780, Athens, Greece;2. Department of Mathematics and Computer Science, University of Palermo, Via Archirafi 34, 90123, Palermo, Italy;3. Department of Energy, Information Engineering and Mathematical Models (DEIM), University of Palermo, Viale delle Scienze ed. 8, 90128, Palermo, Italy;1. Mathematics and Computer Science Department, Laboratory of Mathematics, Informatics and Systems (LAMIS), Tebessa University, 12062, Algeria;2. Department of Mathematics, Khenchla University, Khenchla 40004, Algeria;3. Department of Electrical Engineering, College of Engineering, Yanbu, Taibah University, Saudi Arabia;1. Department of Mathematics, College of Sciences, Hohai University, Nanjing 210098, PR China;2. College of Mathematics and Computer Science, Gannan Normal University, Ganzhou 341000, PR China |