Institution: | 1. Department of Applied Mathematics, Faculty of Engineering, Kobe University, Kobe 657-8501, Japan;2. Department of Electrical Engineering, Hachinohe National College of Technology, Hachinohe 039-1192, Japan;1. Universidad Complutense de Madrid, Instituto Interdisciplinar de Matemáticas, Plaza de Ciencias 3, 28040, Madrid, Spain;2. Università degli Studi di Trieste, Dipartimento di Matematica e Geoscienze, Via A. Valerio 12/1, 34127, Trieste, Italy;1. Baku State University, Baku AZ1148, Azerbaijan;2. Institute of Mathematics and Mechanics NAS of Azerbaijan, Baku AZ1141, Azerbaijan;1. Department of Mathematics and Statistics, University of Maine, Orono, ME 04469, USA;2. Department of Mathematics, Wayne State University, Detroit, MI 48202, USA;1. Department of Mathematics, University of Mons, place du Parc 20, B-7000 Mons, Belgium;2. Department of Mathematics, Computer Science and Physics, University of Udine, via delle Scienze 206, 33100 Udine, Italy |