Non-linear equations in classical and quantum field theory

A new class of unitarizable highest weight representations of infinite dimensional Lie algebras....Pages 1-20
Formal integrability of systems of partial differential equations....Pages 21-36
Quantum integrability and classical integrability....Pages 37-44
Bäcklund transformations for nonlinear field equations....Pages 45-56
Spectral transform approach to Bäcklund transformations....Pages 57-71
Gauge coupling of non-linear σ-model and a generalized Mazur identity....Pages 72-91
Magnetic monopoles....Pages 92-104
Multimonopoles and the Riemann-Hilbert problem....Pages 105-122
Classical solutions of Yang-Mills fields (selected topics)....Pages 123-124
Stationary solutions of the Einstein-Maxwell equations....Pages 125-139
Non linear sigma models: A geometrical approach in quantum field theory....Pages 140-158
An approach towards the quantization of the relativistic closed string based upon symmetries....Pages 159-170
Yang-Baxter charge algebras in integrable classical and quantum field theorie....Pages 171-195
The quantum Toda chain....Pages 196-233
On soluble cases of staggered ice-rule on a square lattice....Pages 234-256
Fields on a random lattice II random surfaces : A search for a discrete model....Pages 257-275
Products of random matrices and one dimensional disordered systems....Pages 276-285
Exact disorder solutions....Pages 286-300
The Coulomb gas systems : Some rigorous results....Pages 301-340
Instanton contribution to the CP 1 -model with periodic boundary conditions....Pages 341-354
Stochastic quantization and gravity....Pages 355-385
Feynman's checkerboard and other games....Pages 386-395