Lagrangians for invariant sub-spaces of the squared Pauli-Lubanski vector

Abstract

We present an alternative formalism to the Rarita-Schwinger framework for the description of "has-been" higher spins at rest that avoids the Velo-Zwanziger problem.

Comments: 3 pages, Contribution to the X Mexican School on Particles and Fields, 2002; The calculations by the symbolic program Mathematica have been performed by us during the time period Sept. 10, 2002-Febr. 05, 2003 at the computer heritage.reduaz,mx, courtesy D.V.Ahluwalia