Funding for this research was provided by:
the Natural Science Foundation of Jilin Province (20210101156JC)
Article History
Received: 4 January 2022
Accepted: 29 June 2022
First Online: 12 July 2022
Declarations
:
: We certify that this manuscript is original and has not been published and it not be submitted elsewhere for publication while being considered by Boundary Value Problems. In addition, the study is not split up into several parts to increase the number of submissions and to be submitted to various journals or to one journal over time.
: Not applicable.
: The authors declare that they have no competing interests.