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math.FA2022
On the diagonal of Riesz operators on Banach lattices
Roman Drnovšek, Marko Kandić
This paper extends the well-known Ringrose theory for compact operators to polynomially Riesz operators on Banach spaces. The particular case of an ideal-triangularizable Riesz ope…
math.FA2022
Collineations preserving the lattice of invariant subspaces of a linear transformation
Janko Bračič, Marko Kandić
Given a linear transformation on a finite-dimensional complex vector space $\eV$, in this paper we study the group $\Col(A)$ consisting of those invertible linear transformatio…