Geodesic

Tome 129 (2001) no. 2

Sommaire

Lagrangian Chains and Canonical B\"acklund Transformations
p. 163-183
A New Integral Equation Form of Integrable Reductions of the Einstein Equations
p. 184-206
Reduction of $XXZ$ Model with Generalized Periodic Boundary Conditions
p. 207-218
Regular Representations of the Generalized Heisenberg Algebra
p. 219-226
Graf's Addition Theorem Obtained from $SO(3)$ Contraction
p. 227-229
Electric-Magnetic Duality and WDVV Equations
p. 230-238
Dispersionless Limit of Hirota Equations in Some Problems of Complex Analysis
p. 239-257
Integrable Many-Body Systems via the Inosemtsev Limit
p. 258-277
Superbranes and Super Born--Infeld Theories as Nonlinear Realizations
p. 278-297
BRST Operator for Quantum Lie Algebras and Differential Calculus on Quantum Groups
p. 298-316
Continuum Limit of the Triple Tau-Function Model
p. 317-326
Self-Dual Hamiltonians as Deformations of Free Systems
p. 327-332
Quantizing the KdV Equation
p. 333-344
$XXZ$ Spin Chain with the Asymmetry Parameter $\Delta=-1/2$: Evaluation of the Simplest Correlators
p. 345-359
Observables in $2+1$ Gravity and Noncommutative Teichm\"uller Spaces
p. 360-368