English
Related papers

Related papers: A note on geometry of Kappa-Minkowski space

200 papers

The infinitesimal form of the induced representation of the kappa-Poincare group is constructed. The infinitesimal action of the kappa-Poincare group on the kappa-Minkowski space is described. The actions of these two infinitesimal forms on…

q-alg · Mathematics 2008-02-03 Karol Przanowski

In this paper we introduce the systematic study of invariant functions and equivariant mappings defined on Minkowski space under the action of the Lorentz group. We adapt some known results from the orthogonal group acting on the Euclidean…

Representation Theory · Mathematics 2025-03-27 Miram Manoel , Leandro Nery de Oliveira

We propose a generalized description for the kappa-Poincare-Hopf algebra as a symmetry quantum group of underlying kappa-Minkowski spacetime. We investigate all the possible implementations of (deformed) Lorentz algebras which are…

High Energy Physics - Theory · Physics 2012-04-27 D. Kovacevic , S. Meljanac , A. Pachol , R. Strajn

The differential calculus on n-dimensional quantum Minkowski space covariant with respect to left action of Kappa-Poincar'e group is constructed and its uniqueness is shown.

q-alg · Mathematics 2009-10-30 Cezary Gonera , Piotr Kosinski , Pawel Maslanka

The author investigates the general Lie algebra of operators of coordinates, momenta, and Lorentz group generators, which can be used in quantum gravity, theories with generalized uncertainty principle, double and triple relativity and…

Mathematical Physics · Physics 2023-10-23 V. V. Khruschov

The bicovariant differential calculus on the four-dimensional kappa-Poincare group and the corresponding Lie-algebra like structure are described. The deifferential calculus on the n-dimensional kappa-Minkowski space covariant under the…

q-alg · Mathematics 2009-10-28 P. Kosinski , P. Maslanka , J. Sobczyk

Covariant differential calculi and exterior algebras on quantum homogeneous spaces endowed with the action of inhomogeneous quantum groups are classified. In the case of quantum Minkowski spaces they have the same dimensions as in the…

q-alg · Mathematics 2009-10-28 P. Podles

We present Lie-algebraic deformations of Minkowski space with undeformed Poincar\'{e} algebra. These deformations interpolate between Snyder and $\kappa$-Minkowski space. We find realizations of noncommutative coordinates in terms of…

Mathematical Physics · Physics 2009-09-11 S. Meljanac , D. Meljanac , A. Samsarov , M. Stojic

We have investigated some issues relevant for the possibility to construct physical theories on the $\kappa$-Minkowski noncommutative spacetime. The notion of field in $\kappa$-Minkowski has been introduced by generalizing the Weyl…

High Energy Physics - Theory · Physics 2007-05-23 Alessandra Agostini

Minkowski space, conformal group, compactification, conformal infinity, conformal inversion, light cone at infinity, SU(2,2), SO(4,2), Hodge star operator, Clifford algebra, spinors, twistors, antilinear operators, exterior algebra,…

Mathematical Physics · Physics 2011-05-24 Arkadiusz Jadczyk

We present Lie-algebraic deformations of Minkowski space with undeformed Poincar\'{e} algebra. These deformations interpolate between Snyder and $\kappa$-Minkowski space. We find realizations of noncommutative coordinates in terms of…

Mathematical Physics · Physics 2011-03-21 Stjepan Meljanac , Daniel Meljanac , Andjelo Samsarov , Marko Stojic

The algebra of functions on kappa-Minkowski noncommutative spacetime is studied as algebra of operators on Hilbert spaces. The representations of this algebra are constructed and classified. This new approach leads to a natural construction…

High Energy Physics - Theory · Physics 2008-11-26 Alessandra Agostini

A general formalism is developed that allows the construction of field theory on quantum spaces which are deformations of ordinary spacetime. The symmetry group of spacetime is replaced by a quantum group. This formalism is demonstrated for…

High Energy Physics - Theory · Physics 2009-11-10 Marija Dimitrijevic , Larisa Jonke , Lutz Moeller , Efrossini Tsouchnika , Julius Wess , Michael Wohlgenannt

Extending the commutator algebra of quantum $\kappa$-Poincar\'e symmetry to the whole of the phase space, and assuming that this algebra is to be covariant under action of deformed Lorentz generators, we derive the transformation properties…

High Energy Physics - Theory · Physics 2009-11-07 J. Kowalski-Glikman

We describe the extension of the Wigner`s infinite-dimensional unitary representations of Poincar\'{e} group to the case of $\kappa$-deformed Poincar\'{e} group. We show that the corresponding coordinate wave functions on noncommutative…

High Energy Physics - Theory · Physics 2016-08-16 P. Kosiński , J. Lukierski , P. Maślanka

In the present paper we construct deformations of the Poincar\'e algebra as representations on a noncommutative spacetime with canonical commutation relations. These deformations are obtained by solving a set of conditions by an appropriate…

High Energy Physics - Theory · Physics 2009-11-10 Florian Koch , Efrossini Tsouchnika

We unify kappa-Minkowki spacetime and Lorentz algebra in unique Lie algebra. Introducing commutative momenta, a family of kappa-deformed Heisenberg algebras and kappa-deformed Poincare algebras are defined. They are specified by the matrix…

Mathematical Physics · Physics 2015-05-30 Domagoj Kovačević , Stjepan Meljanac

We present Lie-algebraic deformations of Minkowski space with undeformed Poincare algebra. These deformations interpolate between Snyder and kappa-Minkowski space. We find realizations of noncommutative coordinates in terms of commutative…

High Energy Physics - Theory · Physics 2010-04-30 S. Meljanac , D. Meljanac , A. Samsarov , M. Stojic

A general formalism is developed that allows the construction of a field theory on quantum spaces which are deformations of ordinary spacetime. The symmetry group of spacetime (Poincar\' e group) is replaced by a quantum group. This…

High Energy Physics - Theory · Physics 2008-11-26 Marija Dimitrijevic , Larisa Jonke , Lutz Möller , Efrossini Tsouchnika , Julius Wess , Michael Wohlgenannt

We propose two families of differential algebras of classical dimension on kappa-Minkowski space. The algebras are constructed using realizations of the generators as formal power series in a Weyl super-algebra. We also propose a novel…

Mathematical Physics · Physics 2015-06-04 Stjepan Meljanac , Sasa Kresic-Juric , Rina Strajn
‹ Prev 1 2 3 10 Next ›