Welcome to my webpage!

Contact: 

Department of Mathematics, Da Lat University

Building A24, 1 Phu Dong Thien Vuong, Ward 8, Da Lat city, Lam Dong, Vietnam.

Email: hiepdt@dlu.edu.vn 

Employment:

• • 01/2024 - now: Associate Professor of Mathematics, Da Lat University, Vietnam

  • 08/2018 - 12/2023: Lecturer in Mathematics, Da Lat University, Vietnam.

  • 08/2015 - 07/2018: Postdoc Fellow, National Center for Theoretical Sciences, Taiwan.

  • 02/2014 - 07/2015: Lecturer in Mathematics, Da Lat University, Vietnam. 

Education:

PhD in Mathematics: 2010 - 2014, University of Kaiserslautern, Germany

Dissertation: Intersection theory with applications to the computation of Gromov-Witten invariants

Advisor: Wolfram Decker

Research Interests:

Algebraic Geometry, Algebraic Combinatorics, Schubert Calculus. 

Upcoming activities: 

• Co-organize the conference "Singularities and Algebraic Geometry", Tuy Hoa, March 18-22, 2024. 

• Hội nghị Đại số - Lý thuyết số - Hình học - Tô pô, Đà Lạt, 28-31/5/2024.

Published Papers:

1. Duc-Khanh Nguyen, Dang Tuan Hiep, Tran Ha Son, Do Le Hai Thuy; A Murnaghan-Nakayama rule for Grothendieck polynomials of Grassmannian type; Annals of Combinatorics, Vol. 28 (2024), 155-168. link. 

2. Duc-Khanh Nguyen, Nguyen Thi Ngoc Giao, Dang Tuan Hiep, Do Le Hai Thuy; Newton polytope of good symmetric polynomials; Comptes Rendus Mathématique, Vol. 361 (2023), 767-775. pdf

3. Dang Tuan Hiep, Nguyen Thi Ngoc Giao, Nguyen Thi Mai Van; A characterization of the algebraic degree in semidefinite programming; Collectanea Mathematica 74 (2023), 443-455. DOI, pdf

4. Nguyen Hong Cong, Dang Tuan Hiep, Nguyen Thi Mai Van; Euler characteristic of Tango bundles; Dalat University Journal of Science, Vol. 12 (2022), No. 2, 113-121. pdf  

5. Nguyen Chanh Tu, Dang Tuan Hiep; Waldschmidt constant of certain sets of points with 3 supporting lines in projective plane; The University of Danang - Journal of Science and Technology: Issue on Information and Communications Technology, Vol. 19 (2021), No. 6.2, 52-55. pdf

6. Dang Tuan Hiep, Nguyen Chanh Tu; An identity involving symmetric polynomials and the geometry of Lagrangian Grassmannians; Journal of Algebra 565 (2021), 564-581. pdf

7. Dang Tuan Hiep, Nguyen Thi Mai Van; A characterization for the degree of Fano varieties; Quy Nhon University Journal of Science, Vol. 14 (2020), No. 3, 53 - 59. 

8. Dang Tuan Hiep; Identities involving (doubly) symmetric polynomials and integrals over Grassmannians; Fundamenta Mathematicae Vol. 246 (2019), No. 2, 181-191. pdf

9. Dang Tuan Hiep; A formula for the algebraic degree in semidefinite programming; Kodai Mathematical Journal Vol. 39 (2016), No. 3, 484–488. pdf

10. Dang Tuan Hiep; On the degree of Fano schemes of linear subspaces on hypersurfaces; Kodai Mathematical Journal Vol. 39 (2016), No. 1, 110–118. pdf

11. Dang Tuan Hiep; Rational curves on Calabi-Yau threefolds: verifying mirror symmetry predictions; Journal of Symbolic Computation Vol. 76 (2016), 65–83. pdf

12. Dang Tuan Hiep; Computations in multivariate quaternionic polynomial ring; Le Matematiche (Catania) Vol. 68 (2013), no. 1, 3–11. pdf

13. Dang Tuan Hiep; Representations of non-negative polynomials via KKT ideals; Annales Polonici Mathematici Vol. 102 (2011), no. 2, 101–109. pdf