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Nonlinear pion-nucleon lagrangians

Authors
Journal
Physica
0031-8914
Publisher
Elsevier
Publication Date
Volume
44
Issue
2
Identifiers
DOI: 10.1016/0031-8914(69)90226-2

Abstract

Abstract The group space of SU 2 is used as a representation space for the pion field in order to obtain effective Lagrangians which have SU 2 x SU 2 symmetry and are invariant under nonlinear transformations of the pion field. The method can be extended to other chiral groups.

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