Academic Profile

Academic Profile

Dr Le Hai Khoi

Senior Lecturer, School of Physical & Mathematical Sciences

Email: lhkhoi@ntu.edu.sg
Phone: +65 65137187
Office: SPMS-MAS 05 41
Dr Le Hai Khoi

Biography
Dr. Le Hai Khoi is currently in the Division of Mathematical Sciences, School of Physical and Mathematical Sciences since Jan 2007. He received his Bachelor degree (Hons) in Mathematics and Ph.D. degree from the Rostov State University, Russia. His research interests include Complex Analysis in Several Variables, and Mathematical Foundations of Information Technology. He has done significant research work in his research areas and published over 25 international conference and journal papers.

Dr. Le Hai Khoi is Associate Professor in mathematics of Vietnamese Academy of Science and Technology. He is an executive member of the Vietnamese Mathematical Society, a member of Editorial Board of Vietnam Journal of Mathematics.

Dr. Le Hai Khoi has been awarded the ISAAC Award of the International Society for Analysis, its Applications and Computations (in 1999) and the prize of the Vietnamese Academy of Science & Technology (in 1998).
Research Interests
Dr. Le Hai Khoi's areas of expertise are Complex Analysis in Several Variables, and Mathematical Foundations of Information Technology. His current research works focus on a theory of representing systems and Dirichlet series in several complex variables as well as applications to functional equations. He also works on some problems related to harmonic functions.
Current Projects
  • Composition Operators on Function Spaces of Several Complex Variables
  • Nonnegative polynomials, semialgebraic sets, and e cient sum of squares decompositions with applications.
  • Spaces of Analytic Functions and Their Operators
  • Topological Dynamics of Composition Operators on Hilbert Spaces of Holomorphic Functions
Selected Publications
  • Ly Kim Ha, Le Hai Khoi. (2019). Composition operators between Hardy spaces on linearly convex domains in C^2 (published online: 27 Apr 2019, DOI: 10.1007/s11785-019-00926-x). Complex Analysis and Operator Theory, .
  • Doan Minh Luan, Camille Mau, Le Hai Khoi. (2019). Complex symmetry of composition operators on Hilbert spaces of entire Dirichlet series (published online 2 Jan 2019, DOI: 10.1007/s10013-018-00330-6). Vietnam Journal of Mathematics, .
  • Jeck Lim, Le Hai Khoi. (2019). Algebra of entire Dirichlet series with real frequencies (published online 4 Apr 2019, DOI: 10.1080/17476933.2019.1579204). Complex Variables and Elliptic Equations, .
  • Le Hai Khoi, Le Thi Hong Thom, Pham Trong Tien. (2019). Weighted composition operators between Fock spaces F^{infty}(C) and F^p(C) (published online 1 Apr 2019, DOI: 10.1142/S0129167X19500150). International Journal of Mathematics, .
  • Pham Trong Tien, Le Hai Khoi. (2019). Weighted composition operators between different Fock spaces. Potential Analysis, 50(2), 171 - 195.

« Back to Category Write-up

​​​​​​​​