Funding for this research was provided by:
National Natural Science Foundation of China (11971124)
Natural Science Foundation of Guangdong Province (2021A1515010326)
Israel Science Foundation (637/19)
Article History
Received: 5 December 2021
Accepted: 26 January 2023
First Online: 16 March 2023
Declarations
: This paper is based on the thesis of the first author for the M.Sc. degree in Mathematics conferred by the Technion-Israel Institute of Technology under the supervision of Professors Yehuda Pinchover and Antti Rasila and on his subsequent Ph.D. research at the Technion. Y.H. and A.R. gratefully acknowledge the generous financial help of NNSF of China (No. 11971124) and NSF of Guangdong Province (No. 2021A1515010326). Y.H. and Y.P. acknowledge the support of the Israel Science Foundation (grant 637/19) founded by the Israel Academy of Sciences and Humanities. Y.H. is grateful to the Technion for supporting his study.
: The authors have no competing interests to declare that are relevant to the content of this article.