Home Page of IU> Math> People> Staff Members> Nguyen Dinh

Nguyễn Ngọc Hải


Full name: Nguyen Ngoc Hai
Date of birth: January 09th , 1967
Place of birth: Thanh Hoa province, Vietnam
Nationality: Vietnamese
Marital Status: Married

Education

  • BSc: 1989, College of Education, Hue University, Hue city, Vietnam
  • PhD: 2001, Hanoi Institute of Mathematics, Vietnam

Employment

1990—2005: Lecturer, Department of Mathematics, College of Education,
Hue University, Hue city, Vietnam
Main courses: Calculus; Theory of measures and integration (for undergraduate students)
Introduction to convex analysis; Theory of extremal problems (for postgraduate students)

2005—present: Lecturer, Department of Mathematics, International University, Vietnam National University--Ho Chi Minh city, Vietnam

MSc. Thesis supervisor of 1 student

Scientific Visits

  • August to September 1997: International Centre for Theoretical Physics (ICTP), Trieste, Italy
  • March to May 2001: Hanoi Institute of Mathematics, Vietnam (Grant for short-term advanced research)
  • January 2002 to April 2003: ICTP, Trieste, Italy (Post-Doctoral Fellowship)

Fields of Interest

Generalized Convexity
Optimization

Foreign Languages

English: Good;

Russian: fair (can read mathematical books)

Publications

  1. Phu, H. X.; Hai, N. N., Some analytical properties of $\gamma$-convex functions in normed linear spaces, J. Optim. Theory Appl. 126 (2005), no. 3, 685—700.
  2. An, P. T.; Hai, N. N., $\delta$--convexity in normed linear spaces, Numer. Funct. Anal. Optim, 25 (2004), no. 5-6, 407—422.
  3. Phu, H. X.; Hai, N. N.; An, P. T., Piecewise constant roughly convex functions, J. Optim. Theory Appl. 117 (2003), no. 2, 415—438.
  4. Hai, N. N.; Phu, H. X., Boundedness of symmetrically $\gamma$-convex functions, Acta Math. Vietnam, 26 (2001) no. 3, 269—277.
  5. Hai, N. N., Some conditions for nonemptiness of $\gamma$-subdifferentials of $\gamma$-convex functions, Acta Math. Vietnam, 26 (2001) no. 2, 137—145.
  6. Phu, H. X.; Hai, N. N., Symmetrically $\gamma$-convex functions, Optimization, 46 (1999) no. 1, 1—23.
  7. Phu, H. X.; Hai, N. N., Some analytical properties of $\gamma$-convex functions on the real line, J. Optim. Theory Appl. 91 (1996), no. 3, 671—694.
  8. Hai, N. N.; An, P. T;  Blaschke-Type Theorem and Separation of Disjoint Closed Geodesic Convex Sets, J. Optim. Theory Appl. 151, no. 3, (2011), 541–551.
  9. An, P. T.; Giang, D. T.;  Hai, N. N.,  Some Computational Aspects of Geodesic Convex Sets in a Simple Polygon, Numer. Funct. Anal. Optim,   31, no. 3,  (2010), 221—231.

Textbooks and Lecture Notes

Dinh, N.; Hai, N. N., Theorems and Problems in Real Analysis (in Vietnamese), Publishing House of Education, Hanoi, 1999.
  Copyright 2006, Department of Mathematics - International University - HCMC