Atsushi Ishii - My portal

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Affiliation: University of Tsukuba Faculty of Pure and Applied Sciences Associate Professor

Biquandle (co)homology and handlebody-links

Ishii, Atsushi, Iwakiri, Masahide, Kamada, Seiichi, Kim, Jieon, Matsuzaki, Shosaku, Oshiro, Kanako

JOURNAL OF KNOT THEORY AND ITS RAMIFICATIONS 27(11:::SI) 10 2018 Peer-reviewed
ON CALCULATIONS OF THE TWISTED ALEXANDER IDEALS FOR SPATIAL GRAPHS, HANDLEBODY-KNOTS AND SURFACE-LINKS

Ishii, Atsushi, Nikkuni, Ryo, Oshiro, Kanako

OSAKA JOURNAL OF MATHEMATICS 55(2) 297 - 313 4 2018 Peer-reviewed
A multiple conjugation biquandle and handlebody-links

Ishii, Atsushi, Iwakiri, Masahide, Kamada, Seiichi, Kim, Jieon, Matsuzaki, Shosaku, Oshiro, Kanako

HIROSHIMA MATHEMATICAL JOURNAL 48(1) 89 - 117 3 2018 Peer-reviewed
HOMOLOGY FOR QUANDLES WITH PARTIAL GROUP OPERATIONS

Scott Carter, Atsushi Ishii, Masahico Saito, Kokoro Tanaka

PACIFIC JOURNAL OF MATHEMATICS 287(1) 19 - 48 3 2017 Peer-reviewed
Knotted handle decomposing spheres for handlebody-knots

Atsushi Ishii, Kengo Kishimoto, Makoto Ozawa

JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN 67(1) 407 - 417 1 2015 Peer-reviewed

Partially multiplicative biquandles and handlebody-knots

Ishii, Atsushi, Nelson, Sam

AMS Fall Western Sectional Meeting 10 24, 2015