Magnetic Translations in Hyperbolic Geometry

نویسنده

  • Raphaël Voituriez
چکیده

We study random walks on the three-strand braid group B3, and in particular compute the drift, or average topological complexity of a random braid, as well as the probability of trivial entanglement. These results involve the study of magnetic random walks on hyperbolic graphs (hyperbolic Harper-Hofstadter problem), what enables to build a faithful representation of B3 as generalized magnetic translation operators for the problem of a quantum particle on the hyperbolic plane. PACS: 02.50.Ga, 03.65.Fd, 02.20.Bb, 02.20.Rt

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تاریخ انتشار 2008