Snyder-de Sitter model from two-time physics
Abstract
We show that the symplectic structure of the Snyder model on a de Sitter background can be derived from two-time physics in seven dimensions and propose a Hamiltonian for a free particle consistent with the symmetries of the model.
- Publication:
-
Physical Review D
- Pub Date:
- November 2010
- DOI:
- 10.1103/PhysRevD.82.105031
- arXiv:
- arXiv:1010.6258
- Bibcode:
- 2010PhRvD..82j5031C
- Keywords:
-
- 11.30.Cp;
- 02.40.Gh;
- 45.20.Jj;
- Lorentz and Poincare invariance;
- Noncommutative geometry;
- Lagrangian and Hamiltonian mechanics;
- General Relativity and Quantum Cosmology
- E-Print:
- 9 pages