Rchr
J-GLOBAL ID：201901007678277762
Update date: Feb. 01, 2024
Sakai Keiichi
サカイ ケイイチ | Sakai Keiichi
Affiliation and department：
Homepage URL (1)：
http://math.shinshu-u.ac.jp/~ksakai/index_j.html
Research field (1)：
Geometry
Research keywords (10)：
long embedding
, knots
, iterated loop spaces
, Arnold invariants
, Haefliger invariant
, Vassiliev invariants
, operad
, graph
, configuration space
, embedding space
Research theme for competitive and other funds (8)：
- 2021 - 2026 The investigation of the non-triviality of string topology in a topological quantum field theory and differentiable stacks
- 2020 - 2025 Topology of the embedding spaces and the finite type invariants
- 2014 - 2018 Morse theory and topology of manifolds / groups of diffeomorphisms
- 2016 - 埋め込みのなす空間の位相幾何学から見る,有限型不変量の幾何学的解釈
- 2013 - 2016 幾何学的・代数的トポロジーの手法による埋め込みの空間の研究
- 2011 - 2012 配置空間積分、オペラッド、関手の微積分による埋め込みの空間のトポロジーの研究
- 2010 - 2011 Grant-in-Aid for JSPS Fellows
- 2009 - 2010 配置空間積分とオペラッドを用いた,埋め込みの空間の位相幾何学
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Papers (13)：
MISC (1)：
-
境 圭一. 埋め込みの空間,配置空間とVassiliev不変量. 数学. 2020. 72. 3. 285-309
Lectures and oral presentations (3)：
-
Lin-Wang type formula for the Haefliger invariant
(Workshop "Spaces of Embeddings: Connections and Applications" 2019)
-
The space of short ropes and the classifying space of the space of long knots
(65th Topology Symposium 2018)
-
The space of short ropes and the classifying space of the space of long knots
(59th Cascade Topology Seminar 2017)
Education (1)：
- - 2007 The University of Tokyo Graduate School of Mathematical Sciences
Work history (4)：
- 2016/04 - 現在 Shinshu University Department of Mathematics, Faculty of Science Associate Professor
- 2015/04 - 2016/03 Shinshu University Department of Mathematics, Faculty of Science Assistant Professor
- 2011/04 - 2015/03 Shinshu University Department of Mathematical Sciences, Faculty of Science Assistant Professor
- 2010/04 - 2011/03 Shinshu University JSPS research fellow (PD)
Association Membership(s) (1)：
THE MATHEMATICAL SOCIETY OF JAPAN
