TAKEI Yoshitsugu

J-GLOBAL         Last updated: Feb 26, 2019 at 15:45
TAKEI Yoshitsugu
Doshisha University
Faculty of Science and Engineering, Department of Mathematical Science
Doctor of Science(Kyoto University), Master of Science(Kyoto University)

Research Interests


Research Areas


Academic & Professional Experience

Instructor, Faculty of Science, Kyoto University
- Associate Professor, Research Institute for
Mathematical Sciences, Kyoto University


Graduate School, Division of Natural Science, Kyoto University
Faculty of Science, Kyoto University

Published Papers

On Stokes phenomena for the alternate discrete PI equation
N. Joshi; Y. Takei
Analytic, Algebraic and Geometric Aspects of Differential Equations   369-381   2017   [Refereed]
WKB analysis and Stokes geometry of differential equations
Yoshitsugu Takei
Analytic, Algebraic and Geometric Aspects of Differential Equations   263-304   2017   [Refereed]
Toward the exact WKB analysis of discrete Painleve equations
N. Joshi; Y. Takei
RIMS Kokyuroku Bessatsu   B61 83-6   2017   [Refereed]
Stokes geometry of higher order linear ordinary differential equations and middle convolution
T. Moteki; Y. Takei
Advances in Mathematics   310 327-376   2017   [Refereed]
Yoshitsugu Takei
Opuscula Mathematica   35 775-802   2015   [Refereed]

Books etc

RIMS Kokyuroku Bessatsu, Vol. B61 --- Microlocal Analysis and Singular Perturbation Theory
Y. Takei; T. Aoki; N. Honda; K. Kataoka; T. Koike (Part:Joint Editor)
RIMS, Kyoto University   2017   
Virtual Turning Points
N. Honda; T. Kawai; Y. Takei (Part:Joint Work)
Springer-Verlag   2015   
RIMS Kokyuroku Bessatsu, Vol. B52 --- Exponential Analysis of Differential Equations and Related Topics
Yoshitsugu Takei (Part:Editor)
RIMS, Kyoto University   2014   
Algebraic Analysis of Differential Equations --- from Microlocal Analysis to Exponential Asymptotics
T. Aoki; H. Majima; Y. Takei; N. Tose (Part:Joint Editor)
Springer-Verlag   2008   
RIMS Kokyuroku Bessatsu, Vol. B10 --- Differential Equations and Exact WKB Analysis
Yoshitsugu Takei (Part:Editor)
RIMS, Kyoto University   2008   

Conference Activities & Talks

Stokes phenomena and connection formulas for some discrete Painleve equations [Invited]
Yoshitsugu Takei
Symmetries and Integrability of Difference Equations (JR Hakata City Conference Rooms, Fukuoka, Japan)   Nov 2018   
On the instanton-type expansions for Painleve transcendents and elliptic functions [Invited]
Yoshitsugu Takei
Complex Differential and Difference Equations (Banach International Mathematical Center, Bedlewo, Poland)   Sep 2018   
On the instanton-type expansions for Painleve transcendents and elliptic functions [Invited]
Yoshitsugu Takei
Formal and Analytic Solutions of Partial Differential Equations (University of Padova, Padova, Italy)   Jun 2018   
Stokes geometry of higher order ODEs and middle convolution
Yoshitsugu Takei
Asymptotic and computational aspects of complex differential equations (Centro di Ricerca Matematica Ennio De Giorgi, Pisa, Italy)   Feb 2017   
On virtual turning points --- an important ingredient of the WKB theory of higher order ODEs [Invited]
T. Kawai; Y. Takei
Resurgence at Kavli IPMU (Kavli IPMU, University of Tokyo, Kashiwa, Japan)   Dec 2016   

Association Memberships


Research Grants & Projects

Algebraic Analysis of Singular Perturbations