Preprints
(Co)homology of racks and multiple group racks for compact oriented surfaces in the 3-sphere. (arXiv:2310.13560 [math.GT])
Published/Accepted papers
- S. Matsuzaki,
A diagrammatic presentation and its characterization of non-split compact surfaces in the 3-sphere, J. Knot Theory Ramifications, Vol.30, No.9 (2021) 2150071 (32 pages).
(arXiv:1905.03159v2 [math.GT], DOI:10.1142/S0218216521500711). - A. Ishii, M. Iwakiri, S. Kamada, J. Kim, S. Matsuzaki and K. Oshiro,
Cocycles of G-Alexander biquandles and G-Alexander multiple conjugation biquandles, Topology Appl., 301 (2020) 107512 (31 pages).
(arXiv:2002.11292 [math.AT], DOI:10.1016/j.topol.2020.107512). - Atsushi Ishii, Shosaku Matsuzaki and Tomo Murao,
A multiple group rack and oriented spatial surfaces, J. Knot Theory Ramifications, Vol.29, No.7 (2020) 2050046 (20 pages).
(arXiv:1905.03069v2 [math.GT], DOI:10.1142/s0218216520500467). - A. Ishii, M. Iwakiri, S. Kamada, J. Kim, S. Matsuzaki and K. Oshiro,
Biquandle (co)homology and handlebody-links, J. Knot Theory Ramifications, Vol.27, No.11 (2018) 1843011 (33 pages).
(arXiv:1801.07602 [math.GT], DOI:10.1142/s0218216518430113). - A. Ishii, M. Iwakiri, S. Kamada, J. Kim, S. Matsuzaki and K. Oshiro,
A multiple conjugation biquandle and handlebody-links, Hiroshima Math. J. 48 (2018), 89-117.
(arXiv:1702.01363 [math.GT], DOI:10.32917/hmj/1520478026). - N. Ito, S. Matsuzaki and K. Taniyama,
Cycle arrangements of link projections, Kobe J. Math. 34 (2017), no. 1-2, 27-36. - S. Matsuzaki and M. Ozawa,
Genera and minors of multibranched surfaces, Topology Appl. 230 (2017), 621-638. - K. Eto, S. Matsuzaki and M. Ozawa,
An obstruction to embedding 2-dimensional complexes into the 3-sphere, Topology Appl. 198 (2016), 117-125. - S. Matsuzaki,
Plane number of links, J. Knot Theory Ramifications 24 (2015), no. 7, 1550039, 5pp. - S. Matsuzaki,
Multiplicity of finite graphs over the real line, Tokyo J. Math. 37 (2014), no. 1, 247-256.