Comment on "Relativistic covariance and nonlinear quantum mechanics: Tomonaga-Schwinger analysis''
Quantum Physics
2026-02-09 v1
Abstract
Contrary to the central claim (Hsu, 2026) published in Physics Letters B, the Tomonaga--Schwinger equation remains covariant despite the nonlinear modification of it. The proof of covariance becomes simple after the loopholes and mistakes in Hsu's arguments are identified.
Cite
@article{arxiv.2602.06845,
title = {Comment on "Relativistic covariance and nonlinear quantum mechanics: Tomonaga-Schwinger analysis''},
author = {Lajos Diósi},
journal= {arXiv preprint arXiv:2602.06845},
year = {2026}
}
Comments
2pp, Comment on arXiv:2511.15935 [Phys.Lett.B872,140053(2026)]