(1) Institute of Mathematics and Information Security, Guangzhou Normal University, 510400 Guangzhou, China;(2) State Key Laboratory of Information Security, Graduate School of Chinese Academy of Sciences, 100039 Beijing, China
Abstract:
A method to decrease the level of a modular integral with a given level is advanced.
Project supported by the National Natural Science Foundation of China (Grant No. 19501009) and the Natural Science Foundation
of Guangdong Province.