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Felikss SADIRBAJEVS (F. SADYRBAEV)
Leading researcher
Institute of Mathematics
and Computer Science
University of Latvia
Raina boul. 29
LV-1459 Riga, LATVIA
E-mail: felix@cclu.lv
Born: November 20, 1951, Vladimir-Volynsk,
Ukraine
Interests:
- Nonlinear
Differential Equations
- Mathematical Physics
- Optimal Control and Calculus of Variations
- Mathematical Education
- Dynamical Systems
Languages:
Russian, Latvian, English
Education
- Latvian State
University (Faculty of Physics and Mathematics), Latvia, 1973
- Dr.math. (Candidate of Science in the former USSR, which corresponds
the Degree of PhD), University of Latvia, 1982
- Dr.habil.math., University of Latvia, Riga, 1995
Work
experience:
- Institute
of Mathematics and Computer Science (IMCS)of the University of
Latvia, Junior researcher 1975 - 1980
- IMCS, Senior researcher 1980 - 1989
- IMCS, Leading researcher 1989 - till now
- Daugavpils University, Professor 1999 - untill now
- Visiting Scholar at:
- Bratislava University (Czechoslovakia), 1986
- Brno University (Czechoslovakia), 1990
- Louvain-la-Neuve Mathematical Institute, UCL, (Belgium), 1994
Professional Activities and Memberships
- Member, American
Mathematical Society, 1987
- Member, Latvian Mathematical Society, 1996
Main Courses
Daugavpils University:
- Mathematical Modelling: Differential Equations
- Introduction to Optimization
Recent/Representative
Publications
- F. Sadyrbaev.
Nonlinear two-point fourth order boundary value problems. Rocky
Mount. Math. J. 25 (1995), # 2, 757-781.
- F. Sadyrbaev. Multiplicity of solutions for two-point boundary
value problems with asymptotically asymmetric nonlinearities, Nonlinear
Analysis: TMA, 27 (1997), # 9, 999-1012.
- M. Henrard, F. Sadyrbaev. Multiplicity results for fourth order
two-point boundary value problems with asymmetric nonlinearities,
Nonlinear Analysis: TMA, 33 (1998), # 3, 281-302.
- Yu. Klokov, F. Sadyrbaev. Rapid oscillations in sublinear problems,
Funkcialaj Ekvacioj, 42 (1999), # 3, 339 - 353.
" Yu. Klokov, F. Sadyrbaev. Sharp conditions for rapid nonlinear
oscillations, Nonlinear Analysis: TMA, 39 (2000), 519 - 533.
- A. Lepin, F. Sadyrbaev. The Upper and Lower Functions Method
for Second Order Systems, Journal of Analysis and its Applications
20 (2001), # 3, 739 - 753
Research
Project:
F. Sadyrbaev (Head
of Project). Nonlinear boundary value problems for ordinary differential
equations. Latvian Council of Science (2001- ).
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