Results 21 to 30 of about 1,361 (91)

The quantum Chernoff bound as a measure of distinguishability between density matrices: application to qubit and Gaussian states [PDF]

open access: yes, 2007
Hypothesis testing is a fundamental issue in statistical inference and has been a crucial element in the development of information sciences. The Chernoff bound gives the minimal Bayesian error probability when discriminating two hypotheses given a large
A. Acin   +11 more
core   +3 more sources

A Note on Type 2 Degenerate Poly-Fubini Polynomials and Numbers

open access: yes, 2020
. In this paper, we construct the degenerate poly-Fubini polynomials, called the type 2 degenerate poly-Fubini polynomials, by using the modified degenerate polyexponential function and derive several properties on the degenerate poly-Fubini polynomials ...
W. Khan
semanticscholar   +1 more source

Geometry of spin coherent states

open access: yes, 2017
Spin states of maximal projection along some direction in space are called (spin) coherent, and are, in many aspects, the "most classical" available. For any spin $s$, the spin coherent states form a 2-sphere in the projective Hilbert space $\mathbb{P ...
Chryssomalakos, Chryssomalis   +2 more
core   +1 more source

Analytic structure of the S-matrix for singular quantum mechanics [PDF]

open access: yes, 2015
The analytic structure of the S-matrix of singular quantum mechanics is examined within a multichannel framework, with primary focus on its dependence with respect to a parameter (Ω) that determines the boundary conditions.
Alliluev S. P.   +9 more
core   +4 more sources

Group Theory of Non-Abelian Vortices

open access: yes, 2010
We investigate the structure of the moduli space of multiple BPS non-Abelian vortices in U(N) gauge theory with N fundamental Higgs fields, focusing our attention on the action of the exact global (color-flavor diagonal) SU(N) symmetry on it.
A Gorsky   +49 more
core   +1 more source

Jain states on a torus: an unifying description [PDF]

open access: yes, 2004
We analyze the modular properties of the effective CFT description for Jain plateaux corresponding to the fillings nu=m/(2pm+1). We construct its characters for the twisted and the untwisted sector and the diagonal partition function.
Cristofano, Gerardo   +2 more
core   +2 more sources

Infinite Symmetry in the Quantum Hall Effect

open access: yes, 1992
Free planar electrons in a uniform magnetic field are shown to possess the symmetry of area-preserving diffeomorphisms ($W$-infinity algebra). Intuitively, this is a consequence of gauge invariance, which forces dynamics to depend only on the flux.
Alvarez-Gaume   +51 more
core   +1 more source

Lines on projective varieties and applications [PDF]

open access: yes, 2011
The first part of this note contains a review of basic properties of the variety of lines contained in an embedded projective variety and passing through a general point.
A. Bertram   +30 more
core   +1 more source

Quantized Nambu-Poisson Manifolds and n-Lie Algebras

open access: yes, 2010
We investigate the geometric interpretation of quantized Nambu-Poisson structures in terms of noncommutative geometries. We describe an extension of the usual axioms of quantization in which classical Nambu-Poisson structures are translated to n-Lie ...
Christian Sämann   +7 more
core   +1 more source

Global integration of the Schr\"odinger equation: a short iterative scheme within the wave operator formalism using discrete Fourier transforms

open access: yes, 2015
A global solution of the Schr\"odinger equation for explicitly time-dependent Hamiltonians is derived by integrating the non-linear differential equation associated with the time-dependent wave operator.
Jolicard, Georges, Leclerc, Arnaud
core   +3 more sources

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