| Affiliation: | 1. Department of Mathematics, Brown University, Providence, RI 02912, United States of America;2. Department of Mathematics, University of Pennsylvania, Philadelphia, PA 19104, United States of America;1. National Key Laboratory of Science and Technology on Communications, University of Electronic Science and Technology of China, Chengdu 611731, China;2. Yangtze Delta Region Institute (Huzhou), University of Electronic Science and Technology of China, Huzhou 313001, China;3. Strategic Centre for Research on Privacy-Preserving Technologies and Systems, Nanyang Technological University, Singapore 637553, Singapore |
