2 papers
math.OA2026
Combinatorics of cyclic-conditional freeness
Octavio Arizmendi, Guillaume Cébron, Nicolas Gilliers
This work investigates the combinatorial structures underlying cyclic conditional freeness and introduces cumulants that serve to linearize the cyclic conditional additive convolut…
math.RA2025
On matrices in finite free position
Octavio Arizmendi, Franz Lehner, Amnon Rosenmann
We study pairs of square matrices that are in additive (resp. multiplicative) finite free position, that is, the characteristic polynomial (resp. …