石井 敦 / Ishii, Atsushi
数理物質系 准教授 / Associate Professor, Faculty of Pure and Applied Sciences
論文 / Publication
- 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) (2018)
- 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 (2018)
- 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 (2018)
- HOMOLOGY FOR QUANDLES WITH PARTIAL GROUP OPERATIONS Scott Carter, Atsushi Ishii, Masahico Saito, Kokoro Tanaka 287 (1) 19 - 48 (2017)
- Knotted handle decomposing spheres for handlebody-knots Atsushi Ishii, Kengo Kishimoto, Makoto Ozawa 67 (1) 407 - 417 (2015)
- Handlebody-knot invariants derived from unimodular Hopf algebras Ishii,Atsushi J. Knot Theory Ramifications 23 1460001 (2014)
- A G-family of quandles and handlebody-knots Ishii,Atsushi, Masahide,Iwakiri, Yeonhee,Jang, Kanako,Oshiro Illinois J. Math. 57 817 - 838 (2013)
- A TABLE OF GENUS TWO HANDLEBODY-KNOTS UP TO SIX CROSSINGS Atsushi Ishii, Kengo Kishimoto, Hiromasa Moriuchi, Masaaki Suzuki 21 (4) (2012)
- Quandle Cocycle Invariants for Spatial Graphs and Knotted Handlebodies Atsushi Ishii, Masahide Iwakiri 64 (1) 102 - 122 (2012)
- An operator invariant for handlebody-knots Kai Ishihara, Atsushi Ishii 217 (3) 233 - 247 (2012)
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