| Institution: | 1. College of Mathematics and System Sciences, Xinjiang University, Urumqi, Xinjiang 830046, PR China;2. School of Computer Science and Engineering, Macau University of Science and Technology, Macau, PR China;3. Department of Mathematics, Millersville University of Pennsylvania, Millersville, PA 17551, USA;4. Department of Mathematics, West Virginia University, Morgantown, WV 26506, USA;1. College of Mathematics and System Sciences, Xinjiang University, Urumqi, Xinjiang 830046, PR China;2. School of Computer Science and Engineering, Macau University of Science and Technology, Macau, PR China;3. Department of Mathematics, Millersville University of Pennsylvania, Millersville, PA 17551, USA;4. Department of Mathematics, West Virginia University, Morgantown, WV 26506, USA |
