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И.М.Кричевер
Интегрируемые системы
(ускоренный курс; начало 16 мая, 15.30, ком. 309)
Программа курса
- Introduction. General features of the soliton systems.
Lax representation. Zero-curvature equations. Discrete and
finite-dimensional integrable systems. Integrals of
motion. Hierarchies of commuting flows.
- Algebro-geometric integration.
Baker-Akhiezer
functions. Theta-functional formulae. Baker-Akhiezer functions
for singular curves (multisoliton solutions).
- Spectral theory of periodic linear operators.
- Hamiltonian theory of soliton equations.
- Whitham equations and applications (WDVV equations, Witten-Seiberg theory)
- Holomorphic vector bundles and solutions of higher rank.