| Affiliation: | 1. School of Mathematics and Information Science, Nanchang Hangkong University, Nanchang, Jiangxi 330063, PR China;2. Department of Mathematics and Statistics, La Trobe University, Bendigo 3552, Australia;3. School of Mathematics and Statistics, Wuhan University, Wuhan, Hubei 430072, PR China;1. University of Tartu, Institute of Computer Science, Tartu 50409, Estonia;2. 10 Anson Road, International Plaza, #38-16, 079903, Singapore;1. Department of Mathematics and Institute of Applied Mathematics, Middle East Technical University, Dumlupınar Bulvarı No. 1, 06800, Ankara, Turkey;2. Department of Mathematics, Middle East Technical University, Dumlupınar Bulvarı No. 1, 06800, Ankara, Turkey;1. Institute of Applied Mathematics, College of Science, Huazhong Agricultural University, 430070, Wuhan, PR China;2. School of Mathematics and Statistics, Huazhong University of Science and Technology, 430074, Wuhan, PR China;1. Department of Mathematics, University of Manchester, Manchester M13 9PL, UK;2. Department of Mathematics, Columbia University, New York, NY 10027, USA;1. Department of Mathematics, Faculty of Engineering, Czech University of Life Sciences Prague, Kamýcká 129, 165 21, Prague, Czech Republic;2. Google Germany GmbH, Erika-Mann-Straße 33, 80636 München, Germany |
