Affiliation: | 1. Univ Lyon, Université Claude Bernard Lyon 1, CNRS UMR 5208, Institut Camille Jordan, 43 blvd. du 11 novembre 1918, F-69622 Villeurbanne cedex, France;2. School of Mathematic Sciences, Dalian University of Technology, Dalian 116024, PR China;1. Department of Mathematics, West Virginia University, Morgantown, WV 26506, USA;2. Department of Mathematics and Statistics, University of Reading, Whiteknights, Reading, RG6 6AX, UK;3. School of Mathematics, Queen Mary University of London, Mile End Road, London E1 4N5, UK;4. Department of Mathematics and Statistics, Auburn University, Auburn, AL 36849, USA;5. Department of Mathematics, Gebze Institute of Technology, Cayirova Campus, Gebze, Kocaeli, 41400, Turkey;1. College of Science, Tianjin University of Technology, Tianjin 300384, PR China;2. Research Center for Mathematics and Interdisciplinary Sciences, Shandong University, Qingdao 266237, PR China;1. Department of Mathematics, University of Central Florida, Orlando, FL, USA;2. Department of Mathematics, Faculty of Science, Cairo University, Giza, Egypt |