activity
20172026
most citedRelative entropy of coherent states on general CCR algebras

14 citations · 64 across the 15 of their papers we have counts for

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12 papers · 1 filter

math.OA2026

A Dynamical Approach to Non-Commutative de Finetti Theory

Simone Del Vecchio, Stefano Rossi

We develop a dynamical framework for non-commutative de Finetti theory. We first establish the non-commutative Hewitt-Savage 0-1 law for quantum stochastic processes. We identify t…

math.OA2025

On the Ryll-Nardzewski Theorem for Quantum Stochastic Processes

Valeriano Aiello, Simone Del Vecchio, Stefano Rossi

We prove a Ryll-Nardzewski Theorem for quantum stochastic processes, that shows that under natural assumptions which generalize the classical probability setting, the distributiona…

math.OA2024

Weakly-monotone C*-algebras as Exel-Laca algebras

Vitonofrio Crismale, Simone Del Vecchio, Stefano Rossi +1

An abstract characterization of weakly monotone -algebras, namely the concrete -algebras generated by creators and annihilators acting on the so-called weakly monotone Fo…

math.OA2023

Freedman's theorem for unitarily invariant states on the CCR algebra

Vitonofrio Crismale, Simone Del Vecchio, Tommaso Monni +1

The set of states on , the CCR algebra of a separable Hilbert space , is here looked at as a natural object to obtain a non-commutative version of Freedman's t…

math.OA2022

On distributional symmetries on the CAR algebra

Vitonofrio Crismale, Simone Del Vecchio, Stefano Rossi

Spreadable, exchangeable, and rotatable states on the CAR algebra are shown to be the same.

math.OA2022

On truncated -free Fock spaces: spectrum of position operators and shift-invariant states

Vitonofrio Crismale, Simone Del Vecchio, Stefano Rossi

The ergodic properties of the shift on both full and -truncated -free -algebras are analyzed. In particular, the shift is shown to be uniquely ergodic with respect to th…

math.OA2022

On the monotone -algebra

Vitonofrio Crismale, Simone Del Vecchio, Stefano Rossi

The concrete monotone -algebra, that is the (unital) -algebra generated by monotone independent algebraic random variables of Bernoulli type, is characterized abstractly…

math.OA2022★ 7 cited

Quantum Operations on Conformal Nets

Marcel Bischoff, Simone Del Vecchio, Luca Giorgetti

On a conformal net , one can consider collections of unital completely positive maps on each local algebra , subject to natural compatibility, vacuum p…

math.OA2021★ 8 cited

Galois Correspondence and Fourier Analysis on Local Discrete Subfactors

Marcel Bischoff, Simone Del Vecchio, Luca Giorgetti

Discrete subfactors include a particular class of infinite index subfactors and all finite index ones. A discrete subfactor is called local when it is braided and it fulfills a com…

math.OA2020★ 9 cited

Compact Hypergroups from Discrete Subfactors

Marcel Bischoff, Simone Del Vecchio, Luca Giorgetti

Conformal inclusions of chiral conformal field theories, or more generally inclusions of quantum field theories, are described in the von Neumann algebraic setting by nets of subfa…

math.OA2019★ 10 cited

Ergodic properties of the Anzai skew-product for the noncommutative torus

Simone Del Vecchio, Francesco Fidaleo, Luca Giorgetti +1

We provide a systematic study of a noncommutative extension of the classical Anzai skew-product for the cartesian product of two copies of the unit circle to the noncommutative 2-t…

math.OA2017★ 9 cited

Infinite index extensions of local nets and defects

Simone Del Vecchio, Luca Giorgetti

Subfactor theory provides a tool to analyze and construct extensions of Quantum Field Theories, once the latter are formulated as local nets of von Neumann algebras. We generalize…