dorsal/arxiv
View SchemaGeometry of Deformed Boson Algebras
| Authors | P. Crehan, T. G. Ho |
|---|---|
| Categories | |
| ArXiv ID | q-alg/9503017 |
| URL | https://arxiv.org/abs/q-alg/9503017 |
| DOI | 10.1142/S0129055X96000342 |
Abstract
Phase-space realisations of an infinite parameter family of quantum deformations of the boson algebra in which the $q$-- and the $qp$--deformed algebras arise as special cases are studied. Quantum and classical models for the corresponding deformed oscillators are provided. The deformation parameters are identified with coefficients of non-linear terms in the normal forms expansion of a family of classical Hamiltonian systems. These quantum deformations are trivial in the sense that they correspond to non-unitary transformations of the Weyl algebra. They are non-trivial in the sense that the deformed commutators consistently quantise a class of non-canonical classical Poisson structures.
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"abstract": "Phase-space realisations of an infinite parameter family of quantum\ndeformations of the boson algebra in which the $q$-- and the $qp$--deformed\nalgebras arise as special cases are studied. Quantum and classical models for\nthe corresponding deformed oscillators are provided. The deformation parameters\nare identified with coefficients of non-linear terms in the normal forms\nexpansion of a family of classical Hamiltonian systems. These quantum\ndeformations are trivial in the sense that they correspond to non-unitary\ntransformations of the Weyl algebra. They are non-trivial in the sense that the\ndeformed commutators consistently quantise a class of non-canonical classical\nPoisson structures.",
"arxiv_id": "q-alg/9503017",
"authors": [
"P. Crehan",
"T. G. Ho"
],
"categories": [
"q-alg",
"math.QA"
],
"doi": "10.1142/S0129055X96000342",
"title": "Geometry of Deformed Boson Algebras",
"url": "https://arxiv.org/abs/q-alg/9503017"
},
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