Abstract
We contrast the two types of charge, local and non-local, which appear in integrable (1+1)-dimensional integrable quantum field theories based on Lie algebras. This is the wider setting for the new work which we describe, on local conserved quantities in principal chiral models.
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MacKay, N.J. Local versus non-local charges in integrable field theories. Czechoslovak Journal of Physics 48, 1441–1446 (1998). https://doi.org/10.1023/A:1021621709683
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DOI: https://doi.org/10.1023/A:1021621709683