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, SCI(E); Scopus. 
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, Scopus. 
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
21/03/19, Conference: CIMPA  IMH RESEARCH SCHOOL Hyperplane Arrangements: Recent Advances and Open Problems 
22/03/19, Colloquium Lecture: Selfavoiding walk, spin systems, and renormalization 
22/03/19, Colloquium Lecture: How accurate are solutions of optimal control problems? 
24/03/19, Conference: Trường “Inverse Problems and Deep Learning (Bài toán ngược và học sâu)” 
02/04/19, Conference: International Conference on Applied Probability and Statistics (CAPS 2019) 
18/04/19, Conference: 17th Workshop on Optimization and Scientific Computing 
27/05/19, Conference: Quantum Topology and Hyperbolic Geometry 
02/06/19, Conference: Workshop "Tôpô và Hình học" 