• 1975 - 1979: Đại học ngành Toán học, University of Leipzig
• 1981 - 1983: Tiến sĩ (Dr. rer. nat.), University of Leipzig
• 1985 - 1987: Tiến sĩ khoa học (Dr. sc. nat.), University of Leipzig
• 1992: Phó Giáo sư
• 1996:  Giáo sư

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Member of Academies

• Heidelberg Academy of Sciences and Humanities (Heidelberger Akademie der Wissenschaften), elected in 2004
• Bavarian Academy of Sciences and Humanities (Bayerische Akademie der Wissenschaften), elected in 2010
• TWAS, The World Academy of Sciences - for the advancement of science in developing countries), elected in 2013
• Acatech - National Academy of Science and Engineering, Germany (Deutsche Akademie der Technikwissenschaften), elected in 2019
• European Academy of Sciences, elected in 2025

Further Honors

• Romberg Visiting Professor, Heidelberg Graduate School of Mathematical and Computational Methods for the Sciences, Heidelberg University, elected in 2008
• Member of the IMU Circle, since 2014

Some Scientific Functions

• 2007 - 2012: Chair of the Scientific Commission of the Institute of Mathematics, Vietnam Academy of Science and Technology    
• 2010 - 2016: Ambassador Scientist (Vertrauenswissenschaftler) of the Alexander von Humboldt Foundation (Alexander von Humboldt-Stiftung), Germany    
• 2011 - 2014: Asian Member of the Commission for Developing Countries (CDC) of the International Mathematical Union (IMU)

Editorial Boards

• 1996 - 1999: Member of the Editorial Board of Acta Mathematica Vietnamica
• 2011 - 2017: Associate Editor of East Asian Journal on Applied Mathematics
• 1998 - 7.2011: Deputy Editor-in-Chief of Vietnam Journal of Mathematics
• 8.2011 - 2022: Editor-in-Chief of Vietnam Journal of Mathematics
• Since 2023: Honorary Editor-in-Chief of Vietnam Journal of Mathematics
• Since 2011: Associate Editor of Mathematische Nachrichten
• Since 2016: Member of the Editorial Board of Optimization
• Since 2017: Member of the Editorial Board of Numerical Functional Analysis and Optimization
• Since 2017: Associate Editor of Journal of Industrial and Management Optimization
• Since 2021: Associate Editor of Journal of Optimization Theory and Applications
• Since 2022: Associate Editor of Computational Management Science

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