Geodesic
Boundary integrability of nonlinear sigma models
Teoretičeskaâ i matematičeskaâ fizika, Tome 142 (2005) no. 2, pp. 322-328

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We describe recent work on the classical integrability of the principal chiral model and general sigma models with boundaries in (compact) symmetric spaces.
Keywords: integrable field theory, sigma models, integrability of theories with boundaries. 
@article{TMF_2005_142_2_a9,
     author = {N. J. MacKay},
     title = {Boundary integrability of nonlinear sigma models},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {322--328},
     publisher = {mathdoc},
     volume = {142},
     number = {2},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2005_142_2_a9/}
}
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N. J. MacKay. Boundary integrability of nonlinear sigma models. Teoretičeskaâ i matematičeskaâ fizika, Tome 142 (2005) no. 2, pp. 322-328. http://geodesic.mathdoc.fr/item/TMF_2005_142_2_a9/