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Research interests：
Research interests：
hyperplane arrangement, combinatorial algebraic topology, (pure) braid group, categorification in combinatorics
hyperplane arrangement, combinatorial algebraic topology, (pure) braid group, categorification in combinatorics
Research keyword：
Research keyword：
Discriminantal (Manin-Schechtman) arrangement, intersection lattice, Manin-Schechtman group, chromatic/characteristic (co)homology theory, matroid theory
Discriminantal (Manin-Schechtman) arrangement, intersection lattice, Manin-Schechtman group, chromatic/characteristic (co)homology theory, matroid theory
I am an assistant professor at the Department of Applied Mathematics, Fukuoka University.
I am an assistant professor at the Department of Applied Mathematics, Fukuoka University.
Department of Applied Mathematics,
Faculty of Science,
Fukuoka University,
Jonan-ku Nanakuma 8-19-1,
Fukuoka-shi, Fukuoka-ken
814-0180
Japan
email: so.yamagata[at]fukuoka-u.ac.jp
poster-sajdhm2026.pdfAnnouncement of the “South African-Japan Discrete Homotopy Meeting 2026”
With support from a bilateral exchange program, we are pleased to announce that the
“South African-Japan Discrete Homotopy Meeting 2026”
will be held as follows.
・Dates: October 7 (Wed) – 8 (Thu), 2026
・Venue: Nishijin Plaza (in-person) + online (hybrid event)
・Website: https://sites.google.com/site/topolalgeb/home/conferences/sajdhm2026
If you would like to attend, please register via the following Google Form:
https://docs.google.com/forms/d/e/1FAIpQLSdLVsCdSkoOT9J1f2ZD7J3X25Y4I2zYFQMZLQYoF-txjGoZhg/viewform
Deadline: August 31
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