2 papers
math.FA2026
SOT-large subspaces of non-cyclic operators
N. G. Albuquerque, G. Araújo, L. Bernal-González +2
In this paper, we consider the strong operator topology (SOT) on the space of continuous linear operators on an infinite-dimensional Fréchet space . The existe…
math.FA2026
A Levin-Milman theorem for Young variation
N. G. Albuquerque, D. Bugajewska, E. Demétrio +1
In 1940, Levin\footnotemark[1] and Milman proved that a closed linear subspace of whose elements all have bounded Jordan variation must be finite-dimensional. We prove its…