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math.RA2023
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. )…
math.RA2018
Polynomial convolutions in max-plus algebra
Amnon Rosenmann, Franz Lehner, Aljosa Peperko
Recently, in a work that grew out of their exploration of interlacing polynomials, Marcus, Spielman and Srivastava and then Marcus studied certain combinatorial polynomial convolut…