Le Hai Yen
Doctor
Department of Optimization and Control Theory

Address
Office: Building A5, Room 210
Tel: +84 (02)4 37563474/ 210
Email: lhyenATmath.ac.vn
Born in Haiphong in 1987
Education and academic degrees:
 2013: PhD in Paul Sabatier University, Toulouse, France
Research areas: Variational analysis, Rank minimization problems, Copositive and completely positive matrices
PUBLICATIONS
List of publications in MathSciNet
List of recent publications
1  Le Hai Yen, Le Dung Muu, Nguyen Thi Thanh Huyen, An algorithm for a class of split feasibility problems: application to a model in electricity production, Mathematical Methods of Operations Research, 84, (2016), 549565. 
2  JeanBaptiste HiriartUrruty, Le Hai Yen, The Viscosity Subdifferential of the Rank Function via the Corresponding Subdifferential of its Moreau Envelopes, Acta Mathematica Vietnamica, 40 (2015),735746. 
3  Le Hai Yen, HiriartUrruty, JeanBaptiste, From EckartYoung approximation to Moreau envelopes and vice versa, RAIRO  Operations Research, 47 (2013), 299 310. 
4  Le Hai Yen, HiriartUrruty, JeanBaptiste, A variational approach of the rank function, TOP. 21 (2013), 207  240. 
5  Le Hai Yen, Generalized subdifferentials of the rank function, Optim. Lett., 7 (2013), 731  743. 
6  HiriartUrruty JeanBaptiste, Le Hai Yen, Convexifying the set of matrices of bounded rank: applications to the quasiconvexification and convexification of the rank function. Optim. Lett. 6 (2012), 841–849. 
7  Le Hai Yen, Confexifying the counting function on $\mathbb R^p for convexifying the rank function on $\mathcal M_{m,n} $\mathbb (R)$. [Convexifying the counting function on $\mathbb R^p for convexifying the rank function on $\mathcal M_{m,n} $\mathbb (R)$] J. Convex Anal. 19 (2012), 519–524. 
Highlights
15/11/18, Conference: Hội thảo "Lý thuyết Đồ thị và Ứng dụng" 
29/11/18, Conference: INTERNATIONAL AUTUMN SCHOOL AND WORKSHOP ON MATHEMATICAL MODELS AND APPLICATIONS TO TRANSPORTATION PROBLEMS 
01/12/18, Conference: Hội thảo khoa học các cựu học viên, nghiên cứu sinh LIA 
03/12/18, Conference: Arithmetic Geometry and de Rham Theory 
14/12/18, Colloquium Lecture: BICMRIHM Colloquium in Mathematics 
04/03/19, Conference: Conference “Algorithms, Optimization and Learning in Dynamics Environments” 
02/04/19, Conference: International Conference on Applied Probability and Statistics (CAPS 2019) 