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20122024
most citedIdentification of a diffusion coefficient in strongly degenerate parabolic equations with interior degeneracy

12 citations · 40 across the 21 of their papers we have counts for

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Showing 2015 · math.APShow all

5 papers · 2 filters

math.AP2015

Interior degenerate/singular parabolic equations in nondivergence form: well-posedness and Carleman estimates

Genni Fragnelli

We consider non smooth general degenerate/singular parabolic equations in non divergence form with degeneracy and singularity occurring in the interior of the spatial domain, in pr…

math.AP2015

Carleman estimates for parabolic equations with interior degeneracy and Neumann boundary conditions

Idriss Boutaayamou, Genni Fragnelli, Lahcen Maniar

We consider a parabolic problem with degeneracy in the interior of the spatial domain and Neumann boundary conditions. In particular, we will focus on the well-posedness of the pro…

math.AP2015

Carleman estimates, observability inequalities and null controllability for interior degenerate non smooth parabolic equations

Genni Fragnelli, Dimitri Mugnai

We show Carleman estimates, observability inequalities and null controllability results for parabolic equations with non smooth coefficients degenerating at an interior point.

math.AP2015

Stability of solutions to nonlinear wave equations with switching time-delay

Genni Fragnelli, Cristina Pignotti

In this paper we study well-posedness and asymptotic stability for a class of nonlinear second-order evolution equations with intermittent delay damping. More precisely, a delay fe…

math.AP2015

Carleman estimates for singular parabolic equations with interior degeneracy and non smooth coefficients

Genni Fragnelli, Dimitri Mugnai

We establish Carleman estimates for singular/degenerate parabolic Dirichlet problems with degeneracy and singularity occurring in the interior of the spatial domain. Our results ar…