Funding for this research was provided by:
the National Natural Science Foundation of China (12071399, 12171145)
Project of Scientific Research Fund of Hunan Provincial Science and Technology Department (2018WK4006)
Project of Hunan National Center for Applied Mathematics (2020ZYT003)
Article History
Received: 24 December 2022
Revised: 8 September 2023
Accepted: 11 September 2023
First Online: 4 November 2023
Conflict of interest
: The authors declare no conflict of interest. The funding sponsors had no role in the design of the study; in the collection, analysis or interpretation of data; in the writing of the manuscript; nor in the decision to publish the results.