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math.NA2023
Optimizing network robustness via Krylov subspaces
Stefano Massei, Francesco Tudisco
We consider the problem of attaining either the maximal increase or reduction of the robustness of a complex network by means of a bounded modification of a subset of the edge weig…
math.NA2023
A nested divide-and-conquer method for tensor Sylvester equations with positive definite hierarchically semiseparable coefficients
Stefano Massei, Leonardo Robol
Linear systems with a tensor product structure arise naturally when considering the discretization of Laplace type differential equations or, more generally, multidimensional opera…