English

Remarks on central extensions of the Galilei group in 2+1 dimensions

q-alg 2008-02-03 v1 Quantum Algebra

Abstract

Some properties of central extensions of 2+1 dimensional Galilei group are discussed. It is shown that certain families of extensions are isomorphic. An interpretation of new nontrivial cocycle is offered. A few bibliographical remarks are included.

Keywords

Cite

@article{arxiv.q-alg/9508020,
  title  = {Remarks on central extensions of the Galilei group in 2+1 dimensions},
  author = {Y. Brihaye and S. Giller and C. Gonera and P. Kosinski},
  journal= {arXiv preprint arXiv:q-alg/9508020},
  year   = {2008}
}

Comments

15 pages,amstex