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Runge-Kutta Discontinous Galerkin methods for shallow-water equations on a canals network

We shall consider the one-dimensional Saint-Venant equations for the numerical simulation of shallow water flows on a canals network. We assume that no source term is present and we deal with the deli...

Active-set Algorithmic Frameworks for Sparse Optimization

In the context of sparse optimization problems, being able to quickly identify the active set (i.e. the subset of zero components in an optimal solution) is becoming a crucial task as it can considera...

Condizioni al bordo non omogenee per un modello di chemotaxis iperbolico-parabolico su reti con applicazione alle muffe

Questo lavoro è ispirato da esperimenti in laboratorio e da lavori modellistici che studiano il comportamento delle muffe (physarum policephalum) che si muovono all'interno di una rete alla ricerca di...

Helmholtz equation with rapidly oscillating coefficients

We present new results on the stability of the Helmholtz equation with non-smooth and rapidly oscillating coefficients on bounded domains for the heterogeneous Helmholtz equation. Injectivity of the p...
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