| Affiliation: | 1. College of Science, National University of Defense Technology, Changsha, 410073, China;2. Hunan Engineering Research Center of Commercial Cryptography Theory and Technology Innovation, Changsha 410073, China;1. School of Mathematics, South China University of Technology, Guangzhou, 510641, China;2. School of Cyber Science and Technology, Hubei University, Wuhan, 430062, China;1. Dipartimento di Matematica, Università degli studi di Trento, Italy;2. College of Science, National University of Defense Technology, Changsha, 410073, China |
