2016 - 2017

14.06.2017 at 14:00 in room 478 of IMI-BAS, Vasil Tinchev Ph.D., „SHADOWS OF SELF GRAVITATING COMPACT OBJECTS“

17.05.2017 at 14:00 in room 478 of IMI-BAS, Prof. Tsvyatko Rangelov, „LOWER ESTIMATE FOR THE FIRST EIGENVALUE OF R-LAPLACIAN“ (A. Fabrikant, N. Kutev, Ts. Rangelov)

19.04.2017 at 14:00 in room 478 of IMI-BAS, Dragomir Dragnev, Ph.D., „СИМПЛЕКSYMPLECTIC CAPACITIES AND SOME APPLICATIONS, PART 2“

05.04.2017 at 14:00 in room 478 of IMI-BAS, Mirko Tarulli, Ph.D., „MORAWETZ AND INTERACTION MORAWETZ IDENTITIES FOR SYSTEMS OF N-DEFOCUSING WEAKLY COUPLED NLS EQUATIONS ON Rd × Mk IN LOW SPACE DIMENSIONS“

15.03.2017 at 14:00 in room 478 of IMI-BAS, Assoc. Prof. Peter Rashkov, „MATHEMATICAL MODEL OF THE CELL POLARITY SYSTEM OF THE SOIL BACTERIA MYXOCOCCUS XANTHUS“

01.03.2017 at 14:00 in room 478 of IMI-BAS, Acad. Peter Popivanov, „NEW RESULTS FOR LINEAR OPERATORS OVER COMPACT MANIFOLDS, INCLUDING TORUSES “

22.02.2017 at 14:00 in room 478 of IMI-BAS, Galina Bobeva, „LOCAL ACTIVITY METHOD FOR REACTION-DIFFUSION EQUATIONS“

15.02.2017 at 14:00 in room 478 of IMI-BAS, Dragomir Dragnev, Ph.D., „SYMPLECTIC CAPACITIES AND SOME APPLICATIONS“

08.02.2017 at 14:00 in room 478 of IMI-BAS, Assoc. Prof. Filip Filipov, „STRUCTURAL METHODS FOR SOLVING SOME WAVE EQUATION BOUNDARY PROBLEMS“

25.01.2017 at 14:00 in room 478 of IMI-BAS, Acad. Peter Popivanov, „TWO PROBLEMS OF PDEs“

14.12.2016 from 13:00 to 17:00 h. in room 478 of IMI-BAS, DIFFERENTIAL EQUATIONS AND MATHEMATICAL PHYSICS DEPARTMENT ANNUAL SEMINAR 2016

16.11.2016 at 14:00 in room 478 of IMI-BAS, Alexander Stefanov, Ph.D., „GENERAL RELATIVITY THEORY AND GRAVITATIONAL WAVES“

26.10.2016 at 14:00 in room 478 of IMI-BAS, Prof. Vladimir Gerdzhikov, „ON THE REDUCTIONS OF MULTICOMPONENT NONLINEAR SCHRÖDINGER EQUATIONS“

19.10.2016 - 21.10.2016 , from 14:00 to 15:00 h. in room 478 of IMI-BAS, Dr. Monica Marras, University of Cagliari, Department of Mathematics and Computer Science, PHD Course on „Qualitative Properties of Solutions to Nonlinear Parabolic Boundary Value Problems“

28.09.2016 at 14:00 in room 478 of IMI-BAS, Acad. Peter Popivanov, „THE NASH-MOSER THEOREM“

2015 – 2016

22.06.2016 at 14:00 in room 478 of IMI-BAS, preliminary defense of the following thesis of PhD student Todor Petkov Mitev, with mentor Prof. Georgi Popov, „NORMAL FORMS AND SPECTRAL ASYMPTOTICS“

15.06.2016 at 14:00 in room 478 of IMI-BAS, Prof. D.Sc. Venelin Zhivkov, „A NUMERICAL EXAMPLE FOR APPLICATION OF CONTINUOUS WAVELET TRANSFORM“

08.06.2016 at 14:00 in room 478 of IMI-BAS, Assoc. Prof. Georgi Boyadzhiev, Ph.D., „PRINCIPLE OF COMPARISON FOR QUASI-LINEAR ELIPTICAL AND PARABOLIC SYSTEMS AND APPLICATIONS. 3D MODELS OF EARTH CRUST AND UPPER MANTLE BY BI-CHARACTERISTICS.“

20.04.2016 at 14:00 in room 478 of IMI-BAS, Todor Mitev from Rouse University, „NORMAL FORMS IN GEVRAY CLASSES AND SPECIAL ASYMPTOTICS“

13.04.2016 at 14:00 in room 478 of IMI-BAS, Yuri Dimitrov from Rouse University, „APPROXIMATIONS OF FRACTIONAL INTEGRALS AND FRACTIONAL DERIVATIVES. NUMERICAL METHODS FOR FRACTIONAL DIFFERENTIAL EQUATIONS“

23.03.2016 от 14:30 ч., зала 478, Prof. Vladimir Gerdzhikov, „ON THE LOCAL AND NON-LOCAL MODELS OF THE KULISH-SKLYANIN TYPE“

16.03.2016 at 14:00 in room 478 of IMI-BAS, Sen. Assist. Prof. Tihomir Valchev, „NON-LINEAR PDE IN CLASSICAL DIFFERENTIAL GEOMETRY“

24.02.2016 at 14:00 in room 478 of IMI-BAS, Acad. Peter Popivanov, „EXPLOSIVE SOLUTIONS OF NON-LINEAR PARTIAL DIFFERENTIAL EQUATIONS IN GEOMETRY“

17.02.2016 at 14:00 in room 478 of IMI-BAS, Prof. Vladimir Gerdzhikov: „ON THE SOLITON SOLUTIONS OF EQUATIONS OF TITEICA TYPE“

10.02.2016 at 14:00 in room 478 of IMI-BAS, Assist. Prof. Alexander Stefanov (Institute of Mathematics and Informatics) and Assist. Prof. Stanislav Varbev (Institute of Solid State Physics): „NON-LINEAR DYNAMIC SYSTEMS WITH INFINITE -DIMENSIONAL LIE ALGEBRAS“

13.01.2016 от 13:00 ч., зала 478, Acad. Peter Popivanov: „VLASOV EQUATION, LANDAU DAMPING, ASYMPTOTIC BEHAVIOR OF THE SOLUTION FOR INITIAL PROFILE VERY CLOSE TO THE ANALYTIC ONE THROUGH THE EYES OF CEDRIC VILLANI (FIELDS MEDAL WINNER IN 2010)“

16.12.2015 from 10:00 to 17:00 h. in room 478 of IMI-BAS, Annual Reporting Seminar of Differential Equation and Mathematical Physics Department. Dedicated to the memory of Prof. Todor Gramchev (1956-2015).

02.12.2015 at 14:00 in room 478 of IMI-BAS, G. Botadjiev: „The Ito Integral and Its Applications to Economics“; G. Chobanov: „Stohastic Differential Equations“

28.10.2015 at 14:00 in room 478 of IMI-BAS, Dobromir Kralchev: „PROOF OF THE IRRATIONALITY OF ZETA(3)“

21.10.2015 at 14:00 in room 478 of IMI-BAS, Alexander Stefanov: „POSITIVE MAPPINGS BETWEEN С*-ALGEBRAS AND APPLICATIONS IN QUANTUM INFORMATION“

07.10.2015 at 14:00 in room 478 of IMI-BAS, Prof. Nikolay Kutev (co-authors: N. Kolkovska and M. Dimova): „ORBITAL STABILITY OF SOLITONS ON PROPAGATION OF NERVE IMPULSES IN BIOMEMBRANES“

23.09.2015 at 14:00 in room 478 of IMI-BAS, Acad. Peter Popivanov: „PSEUDO-DIFFERENTIAL OPERATORS OF SUBPRINCIPAL TYPE: OLD AND NEW SOLVABILITY RESULTS“