paper

Classical Integrability of Two Dimensional Non Linear Sigma Models

arXiv:hep-th/0206179 · doi:10.1016/S0370-2693(02)02965-9

Abstract

The conditions under which a general two-dimensional non-linear sigma model is classically integrable are given. These requirements are found by demanding that the equations of motion of the theory are expressible as a zero curvature relation. Some new integrable two-dimensional sigma models are then presented.

6 pages

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