Rchr
J-GLOBAL ID:200901029897669095   Update date: Jan. 30, 2024

HAYASHI Chuichiro

ハヤシ チュウイチロウ | HAYASHI Chuichiro
Affiliation and department:
Job title: Professor
Homepage URL  (1): http://mcm-www.jwu.ac.jp/~hayashic/japanese.html
Research field  (1): Geometry
Research keywords  (2): 3-manifold ,  knot theory
Research theme for competitive and other funds  (9):
  • 2016 - 2019 Decision of triviality of knots and search for unknotting moves using quandles
  • 2013 - 2016 An upper bound for the number of elementary moves needed for unknotting an arc-presentation of the trivial knot
  • 2010 - 2012 The number of Cromwell moves needed for unknotting an arc-presentation of the trivial knot
  • 2006 - 2009 The number of Reidemeister moves needed for connecting two link diagrams representing the same link.
  • 2003 - 2005 トンネル数1の絡み目に沿ったデーン手術
Show all
Papers (42):
Lectures and oral presentations  (30):
  • ライデマイスター変形に代えて
    (多様体のトポロジーの展望 2014)
  • cowrithe と Reidemeister 変形の回数 - torus knots への応用
    (Knotting Nagoya 2010)
  • Q-fundamental surfaces in lens spaces
    (Knotting Mathematics and Art: Conference in Low Dimensional Topology and Mathematical Art 2007)
  • Calculating fundamental surfaces by hand
    (研究集会「トポロジーとコンピュータ 2005」 2005)
  • A lower bound for the number of Reidemeister moves for unknotting
    (研究集会「多様体のトポロジーの未来へ」 2004)
more...
Education (2):
  • - 1994 The University of Tokyo Graduate School, Division of Mathematical Sciences
  • - 1990 The University of Tokyo Faculty of Science
Professional career (1):
  • 博士(数理科学) (東京大学)
Work history (2):
  • 1995 - 2000 Assistant Professor, Faculty of Science,
  • Gakushuin University
Association Membership(s) (1):
The Mathematical Society of Japan
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

Return to Previous Page