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Generazione di modelli surrogati monodimensionali mediante riduzione gerarchica: teoria e pratica

Molte applicazioni avanzate del Calcolo Scientifico ricorrono a modelli semplificati in grado di ridurre i costi computazionali senza compromettere l'affidabilità modellistica. La riduzione gerarchica...

Algoritmi ibridi per l'ottimizzazione globale

I continui sviluppi delle piattaforme computazionali e delle tecniche di analisi numerica hanno ridotto in maniera significativa i tempi necessari al completamento di una singola simulazione numerica ...

Optimal control of leukemic cell population dynamics

We are interested in optimizing the co-administration of two drugs for some acute myeloid leukemias (AML), and we are looking for in vitro protocols as a first step. This issue can be formulated as an...

Asymptotic-preserving methods: a new paradigm for multiscale differential problems

The concept of an Asymptotic-Preserving (AP) method makes a breakthrough in the numerical resolution of multiscale differential problems. AP schemes are extremely powerful tools as they permit the use...

Time-stepping methods for wave scattering problems

We consider the numerical approximation of retarded potentials arising in wave scattering problems. For the temporal approximation we consider a generalization of Lubich's Convolution Quadrature which...

Optimization and model reduction of a permanent magnet machine

In an electromagnetic machine with permanent magnets the excitation field is provided by a permanent magnet instead of a coil. The center of the generator, the rotor, contains the magnet. Our optimiza...

Recent advances on reduced order modelling for viscous and thermal flows in parametrized settings: focus on stability and bifurcations

Some recent developments of reduced order modelling (ROM) in computational fluid dynamics for viscous incompressible flows will be discussed. The main topics will deal with the use of combined ROM tec...

Problemi di progettazione di forme ottimali in acustica

Nel seminario vogliamo presentare alcuni problemi aperti di "optimal shape design" che appaiono in acustica. Tali problemi coinvolgono equazioni a derivate parziali in domini piani in cui compare l'op...

Hyperbolic traveling fronts

Front propagation is an ubiquitous feature of reactive phenomena, in particular in the dynamics of excitable media. Standard mathematical counterparts are traveling-waves for reaction-diffusion equati...

Harmonic Functions in the half-space with a pressurized cavity

In the first part of the seminar I will present a physical model used in volcanology to describe ground's deformations within calderas. Based on the linear elastic theory, this analytical model replac...
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