8-th International Workshop on Complex structures and vector fields Sofia, 21-26 August 2006

PROGRAM

August 18, 2006

AUGUST 21 Differential Geometry

8:00 – 9:15 REGISTRATION

9:15 – 9:45 OPENING (Dodunekov, J. Stamenov, S. Dimiev, V. Gerdjikov)

9:45 – 10:30 Yasuo Matsushita Almost K¨ahler-Einstein structures on 8 dimensionalWalker manifolds

10:30 – 10:50 Coffee break

10:50 -11:35 PeterPopivanovOn thehypoellipticityof complexvaluedvector fields

11:35 -12:15 Toshiaki Adachi Killing helices on a complex projective space and canonical magnetic fields on geodesic spheres

Lunch time

15:30 -16:10 Vestislav Apostolov Generalized K¨ahler manifolds, commuting complex structures and split tangent bundles

16:10 -16:50 Rossen Dandoloff Anholonomyof a moving space curve and the Schrdinger equation

16:50 -17:10 Coffee break

17:10 -17:50 Hideya Hashimoto On almost Hermitian structures of 6 dimensional submanifoldsin theoctonions

17:50 -18:30 Norio Ejiri Complex submanifolds and Lagrangian submanifolds associated with minimal surfaces in tori

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AUGUST 22 Mathematical Physics and PDE

9:00 -9:45 Julian Lawrinowicz Clusters and fractals in mathematical
physics
9:45 -10:30 Vladimir Georgiev Nonexistence of nonzero resonances for
Schrdinger operators with singular perturbation

10:30 10:50 Coffee break

10:50 -11:30 Vladimir Gerdjikov Hamiltonian aspects of soliton equations with deep reductions

11:30 -12:00 Tihomir Valchev B¨acklund transformations and Riemann-Hilbert problem for N-wave equations with additional symmetries

Lunch time

15:30 -16:10 Georgi Grahovski The Caudrey-Beals-Coifman systems and the gauge group action

16:10 -16:50 Nikolay Kostov The Manakov model as two moving interacting curves

16:50 -17:10 Coffee break

17.10 -17.50 Stoil Donev Integrability, curvature and description of photon-like objects

17:50 -18:30 Tadashi Sugiyama Characterization of totally umgilic immer sionsby curves of order2

AUGUST 23 Differential Geometry

9:00 -9:45 Kouei Sekigawa Some critical almost K¨ahler structures

9:45 -10:25 Sadahiro Maeda Characterization of parallel isometric immer sions of space forms into space forms in the class of isotropic im mersions

10:25 -10:45 Coffee break

10:45 -11:15 Milen Hristov On the realhypersurfaces of Hermitian manifolds

11:15 -11:45 Galya Nakova On some non-integrable almost contact manifolds with Norden metric of dimension5

11:45 -12:25 Bozhidar Iliev Normal frames and linear transports along paths in line bundles. Applications to classical electrodynamics

Lunch time

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15:30 -16:00 Velichka Milousheva On the geometric structure of hypersur
faces of conullity two in Euclidean space
16:00 -16:40 Mancho Manev On quasi-K¨ahler manifolds with Norden metric
16:40 -17:00 Coffee break
17:00 -17:30 Dobrinka Gribacheva Lie groups as four-dimensional Rieman
nian product manifolds
17:30 -18:00 Marta Teofilova Lie groups as several complex manifolds with
Norden metric

Conference dinner

AUGUST 24 EXCURSION

AUGUST 25 Complex Analysis

9:00 -9:40 Vladimir Balan KCC and linear stability for the Parkinson tremor model

9:40 -10:20 Stancho Dimiev Bi-complex analytic pseudo-Euclidean geometry and applications

10:20 -10:40 Coffee break

10:40 -11:10 Nikolai Nikolov On the definition of Kobayashi-Buseman pseu dometric

11:10 -11:40 Petar StoevDifferential forms of bi-complex variables

11:40 -12:10 Petya FurlinskaPolynomials of bi-complex variables

Lunch time

15:30 -16:00 Branimir Kiradjiev Quadratic forms on the bi-complex algebras

16:00 -16:30 Lilya Apostolova Real analyticity of the hyper-K¨ahler almost K¨ahler manifolds

16:30 -16:50 Coffee break

16:50 -17:20 Assen Kyuldjiev Symmetries of the Manev problem and its real Hamiltonian form

17:20 -18:00 Rossen Ivanov Camassa-Holm equation as a geodesic flow of the right invariant metric

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AUGUST 26 Complex Analysis and Applied Mathematics

9:00 -9:40

9:40 -10:20

10:40 -11:20

11:20 -11:50

11:50 -12:20

12:20 -12:50

15:30 -16:00

16:00 -16:30

16:30 -17:00

17:20 -17:50

17:50 -18:20

18:20 -18:50

Hiroshi Matsuzoe Information geometry and affine differential geometry Vesna ManovaDistributionalboundaryvaluesof the functionsin the Djarbjashian classes

10:20 -10:40 Coffee break

Mihail Konstantinov Effects of finite arithmetic – myths and realities Angel Ivanov, GeorgeVenkov Global existence of the solution to the Hartree equation Ilona Zasada Phase transitions in binary alloythin films Marin Marinov HomogenizationOf NonlinearParabolicOper ators Of High Order

Lunch time

Vanya MarkovaApplication of Unscented and Extended Kalman Filtering for Estimating Quaternion Motion Peace NwaobilorNon-oscillating trajectories of vector fields and Zariskis local uniformization Clement Ijeh CentroidalVoronoi tessellation based algorithms for vector fields visualization and segmentation

17:00 -17:20 Coffee break

Oladipupo Ipadeola Anisotropic depth migration on complex-structure land data Isaak Ibenme Dislocations in complex materials CLOSING

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