Wang, Shuaikang
Ge, Yongbin
Funding for this research was provided by:
National Natural Science Foundation of China ((12161067, 11772165, 11961054, 11902170))
Natural Science Foundation of Ningxia ((2022AAC02023, 2020AAC03059))
the Key Research and Development Program of Ningxia (2018BEE03007)
National Youth Top-notch Talent Support Program of Ningxia
the First Class Discipline Construction Project in Ningxia Universities: Mathematics
Article History
Received: 27 June 2022
Accepted: 26 October 2022
First Online: 29 November 2022
Declarations
:
: The authors declare no conflict of interest.