Affiliation: | 1. Department of Mathematics, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China;2. Key Laboratory of Mathematical Modelling and High Performance Computing of Air Vehicles (NUAA), MIIT, Nanjing 211106, China;1. Dipartimento di Matematica, Università degli studi di Trento, Italy;2. College of Science, National University of Defense Technology, Changsha, 410073, China |