English

A Combinatorial Approach to Voiculescu's Bi-Free Partial Transforms

Operator Algebras 2016-07-06 v1 Probability

Abstract

In this paper, we present a combinatorial approach to the 2-variable bi-free partial SS- and TT-transforms recently discovered by Voiculescu. This approach produces an alternate definition of said transforms using (,r)(\ell, r)-cumulants.

Cite

@article{arxiv.1504.06005,
  title  = {A Combinatorial Approach to Voiculescu's Bi-Free Partial Transforms},
  author = {Paul Skoufranis},
  journal= {arXiv preprint arXiv:1504.06005},
  year   = {2016}
}
R2 v1 2026-06-22T09:20:56.300Z