1210.6023 (Eyal M. Subag et al.)

On the contraction of so(4) to iso(3)    [PDF]

Eyal M. Subag, Ehud Moshe Baruch, Joseph L. Birman, Ady Mann

For any skew-Hermitian integrable irreducible infinite dimensional representation $\eta$ of $iso(3)$, we find a sequence of (finite dimensional) irreducible representations $\rho_n$ of $so(4)$ which contract to $\eta$.

View original: http://arxiv.org/abs/1210.6023