898 citations · 1.4k across the 8 of their papers we have counts for
1 paper · 1 filter
Netanel H. Lindner, Asher Peres, Daniel R. Terno
The ``little group'' for massless particles (namely, the Lorentz transformations Λ that leave a null vector invariant) is isomorphic to the Euclidean group E2: translations and r…