Funding for this research was provided by:
Natural Science Foundation of China (11671304,11771338)
Natural Science Foundation of China (11471031,91430216, 11571384)
High Performance Computing of National Key Research and Development Program (2016YFB0200604)
Natural Science Foundation of Guangdong Province (2017B030311001)
NSF (DMS-1419040)
NASF (U1530401)
Article History
Received: 28 November 2018
Accepted: 8 June 2020
First Online: 6 July 2020