Results 31 to 40 of about 490 (43)

Characterizations of some free random variables by properties of conditional moments of third degree polynomials

open access: yes, 2012
We investigate Laha-Lukacs properties of noncommutative random variables (processes). We prove that some families of free Meixner distributions can be characterized by the conditional moments of polynomial functions of degree 3.
Ejsmont, Wiktor
core   +1 more source

Limit distributions of Gaussian block ensembles

open access: yes, 2015
It has been shown by Voiculescu that important classes of square independent random matrices are asymptotically free, where freeness is a noncommutative analog of classical independence. Recently, we introduced the concept of matricial freeness, which is
Lenczewski, Romuald
core   +1 more source

Dual Lukacs regressions for non-commutative variables

open access: yes, 2013
Dual Lukacs type characterizations of random variables in free probability are studied here. First, we develop a freeness property satisfied by Lukacs type transformations of free-Poisson and free-Binomial non-commutative variables which are free. Second,
Szpojankowski, Kamil, Wesolowski, Jacek
core   +1 more source

Decomposition results for Gram matrix determinants

open access: yes, 2010
We study the Gram matrix determinants for the groups $S_n,O_n,B_n,H_n$, for their free versions $S_n^+,O_n^+,B_n^+,H_n^+$, and for the half-liberated versions $O_n^*,H_n^*$.
Banica, Teodor, Curran, Stephen
core   +1 more source

Finite free convolutions of polynomials. [PDF]

open access: yesProbab Theory Relat Fields, 2022
Marcus AW, Spielman DA, Srivastava N.
europepmc   +1 more source

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