Nakamura, Shohei
Kondo, Shihoko
Mohri, Ayaka
Sakamoto, Takatoshi
Yuasa, Hiroshi
Article History
Received: 25 September 2017
Accepted: 15 January 2018
First Online: 12 February 2018
Change Date: 9 March 2018
Change Type: Correction
Change Details: In the present notation, the formula names and the formulas (page 7, left column, lines 20–21) do not correspond to each other. It is a completely incorrect description, due to a typesetting mistake by the publisher. See below for details. The original article has been corrected.
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.