Remarks about the existence of non-local charges in two-dimensional models
Abstract
A simple derivation of the classical non-local conservation laws in two dimensions discovered by Lüscher and Pohlmeyer is given. Several classes of models are shown to possess the same structure.
- Publication:
-
Physics Letters B
- Pub Date:
- April 1979
- DOI:
- 10.1016/0370-2693(79)90263-6
- Bibcode:
- 1979PhLB...82..442B