2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/34223This paper withdrawn -- it has been revised and merged with gr-qc/0205067 (Conservation laws in "Doubly Special Relativities"; Simon Judes and Matt Visser)General Relativity and Quantum CosmologyHigh Energy Physics - TheoryNonlinear realizations of Lorentz symmetrytext