Katori, Makoto http://orcid.org/0000-0002-4053-6008
Funding for this research was provided by:
Research Institute for Mathematical Sciences
Japan Society for the Promotion of Science ((C) No.26400405, (B) No.18H01124, (S) No.16H06338)
Article History
Received: 27 July 2018
Accepted: 5 December 2018
First Online: 18 February 2019