Quadratic deformation of Minkowski space
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Quadratic deformation of Minkowski space

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Quadratic deformation of Minkowski space

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Cervantes, Dalia; Fioresi, Rita; Lledó Barrena, María Antonia Perfil; Nadal, Felip A.
This document is a artículoDate2012

Este documento está disponible también en : http://dx.doi.org/10.1002/prop.201200023

Este documento está disponible también en : http://hdl.handle.net/10550/33315
We present a deformation of the Minkowski space as embedded into the conformal space (in the formalism of twistors) based in the quantum versions of the corresponding kinematic groups. We compute explicitly the star product, whose Poisson bracket is quadratic. We show that the star product although defined on the polynomials can be extended differentiably. Finally we compute the Eucliden and Minkowskian real forms of the deformation.

    Cervantes, Dalia Fioresi, Rita Lledó Barrena, María Antonia Nadal, Felip A. 2012 Quadratic deformation of Minkowski space Fortschritte der Physik-Progress of Physics 60 9-10 SI 970 976
http://dx.doi.org/10.1002/prop.201200023

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