Nonlinear Quantum Mechanics and Locality
arXiv:quant-ph/9707055
Abstract
It is shown that, in order to avoid unacceptable nonlocal effects, the free parameters of the general Doebner-Goldin equation have to be chosen such that this nonlinear Schrödinger equation becomes Galilean covariant.
10 pages, no figures, also available on http://www.pt.tu-clausthal.de/preprints/asi-tpa/012-97.html