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Galilean invariance in 2+1 dimensions

Y. Brihaye, C. Gonera, S. Giller, P. Kosinski

hep-tharXiv:hep-th/9503046

Abstract

The Galilean invariance in three dimensional space-time is considered. It appears that the Galilei group in 2+1 dimensions posses a three-parameter family of projective representations. Their physical interpretation is discussed in some detail.

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