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The arithmetic of distributions in free probability theory [PDF]

open access: yesOpen Mathematics, 2011
We give an analytical approach to the definition of additive and multiplicative free convolutions which is based on the theory of Nevanlinna and of Schur functions.
Chistyakov Gennadii, Götze Friedrich
doaj   +3 more sources

Free probability for probabilists [PDF]

open access: yes, 1998
This is an introduction to some of the most probabilistic aspects of free probability ...
Biane, Philippe
core   +4 more sources

The splitting process in free probability theory [PDF]

open access: yesInternational Mathematics Research Notices, 2015
Free cumulants were introduced by Speicher as a proper analog of classical cumulants in Voiculescu's theory of free probability. The relation between free moments and free cumulants is usually described in terms of Moebius calculus over the lattice of ...
Ebrahimi-Fard, Kurusch, Patras, Frederic
core   +5 more sources

Sums of commutators in free probability [PDF]

open access: yesJournal of Functional Analysis, 2021
We study the linear span of commutators of free random variables and show that these are the only quadratic forms which satisfy the following equivalent properties: * preservation free infinite divisibility * free and strong cancellation of odd cumulants * symmetric distribution for any free family.
Wiktor Ejsmont, Franz Lehner
openaire   +2 more sources

Banach *-algebras generated by semicircular elements induced by certain orthogonal projections [PDF]

open access: yesOpuscula Mathematica, 2018
The main purpose of this paper is to study structure theorems of Banach \(*\)-algebras generated by semicircular elements. In particular, we are interested in the cases where given semicircular elements are induced by orthogonal projections in a \(C^{*}\)
Ilwoo Cho, Palle E. T. Jorgensen
doaj   +1 more source

Channel Estimation and Robust Detection for IQ Imbalanced Uplink Massive MIMO-OFDM With Adjustable Phase Shift Pilots

open access: yesIEEE Access, 2021
In this paper, we investigate channel estimation and robust detection for uplink massive multi-input multi-output orthogonal frequency division multiplexing (MIMO-OFDM) systems with in-phase and quadrature-phase imbalances (IQI).
Yan Chen   +4 more
doaj   +1 more source

Semicircular elements induced by p-adic number fields [PDF]

open access: yesOpuscula Mathematica, 2017
In this paper, we study semicircular-like elements, and semicircular elements induced by \(p\)-adic analysis, for each prime \(p\). Starting from a \(p\)-adic number field \(\mathbb{Q}_{p}\), we construct a Banach \(*\)-algebra \(\mathfrak{LS}_{p}\), for
Ilwoo Cho, Palle E. T. Jorgensen
doaj   +1 more source

Universal probability-free prediction [PDF]

open access: yesAnnals of Mathematics and Artificial Intelligence, 2017
27 ...
Vladimir Vovk, Dusko Pavlovic
openaire   +3 more sources

Free probability on Hecke algebras and certain group C^{*}-algebras induced by Hecke algebras [PDF]

open access: yesOpuscula Mathematica, 2016
In this paper, by establishing free-probabilistic models on the Hecke algebras \(\mathcal{H}\left(GL_{2}(\mathbb{Q}_{p})\right)\) induced by \(p\)-adic number fields \(\mathbb{Q}_{p}\), we construct free probability spaces for all primes \(p\).
Ilwoo Cho
doaj   +1 more source

Hopf algebras and the logarithm of the S-transform in free probability ― Extended abstract [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2009
This document is an extended abstract of the paper `Hopf algebras and the logarithm of the S-transform in free probability' in which we introduce a Hopf algebraic approach to the study of the operation $\boxtimes$ (free multiplicative convolution) from ...
Mitja Mastnak, Alexandru Nica
doaj   +1 more source

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