Covariant four dimensional differential calculus in κ-Minkowski

It is generally believed that it is not possible to have a four dimensional differential calculus in κ-Minkowski spacetime, with κ-Poincaré relativistic symmetries, covariant under (κ-deformed) Lorentz transformations. Thus, one usually introduces a fifth differential form, whose physical interpreta...

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Bibliographic Details
Main Author: Giacomo Rosati
Format: Article
Language:English
Published: Elsevier 2022-05-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269322001502