石井 敦 / Ishii, Atsushi

数理物質系 准教授 / Associate Professor, Faculty of Pure and Applied Sciences

 

論文 / Publication

  1. 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)
  2. 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)
  3. 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)
  4. HOMOLOGY FOR QUANDLES WITH PARTIAL GROUP OPERATIONS Scott Carter, Atsushi Ishii, Masahico Saito, Kokoro Tanaka 287 (1) 19 - 48 (2017)
  5. Knotted handle decomposing spheres for handlebody-knots Atsushi Ishii, Kengo Kishimoto, Makoto Ozawa 67 (1) 407 - 417 (2015)
  6. Handlebody-knot invariants derived from unimodular Hopf algebras Ishii,Atsushi J. Knot Theory Ramifications 23 1460001 (2014)
  7. A G-family of quandles and handlebody-knots Ishii,Atsushi, Masahide,Iwakiri, Yeonhee,Jang, Kanako,Oshiro Illinois J. Math. 57 817 - 838 (2013)
  8. A TABLE OF GENUS TWO HANDLEBODY-KNOTS UP TO SIX CROSSINGS Atsushi Ishii, Kengo Kishimoto, Hiromasa Moriuchi, Masaaki Suzuki 21 (4) (2012)
  9. Quandle Cocycle Invariants for Spatial Graphs and Knotted Handlebodies Atsushi Ishii, Masahide Iwakiri 64 (1) 102 - 122 (2012)
  10. An operator invariant for handlebody-knots Kai Ishihara, Atsushi Ishii 217 (3) 233 - 247 (2012)

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発行:筑波大学 URA研究戦略推進室・研究推進部