Encyclopedia > Poincaré group

  Article Content

Poincaré group

In physics, the Poincaré group is the group of isometries of Minkowski space. It is a 10-dimensional Lie group.

Its unitary irreducible representations[?] are indexed by mass (nonnegative number) and spin (integer or half integer), and are associated with particles in quantum mechanics.



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Sanskrit language

... r^i = r + ii or r + uu, depending on the region l^i = l + r^i (Sanskrit recognizes vocalic r (errr) and l (ulll), unlike, say, English) Diphthongs (Combinations of ...

 
 
 
This page was created in 36.1 ms