Search Results - "Perugini, Matteo"
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Perimeter inequality under circular and Steiner symmetrisation: Geometric characterisation of extremals
Published in Nonlinear analysis (01-03-2024)Get full text
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A quantitative version of the Gidas-Ni-Nirenberg Theorem
Published in Journal of functional analysis (01-11-2024)“…A celebrated result by Gidas, Ni & Nirenberg asserts that classical positive solutions to semilinear equations −Δu=f(u) in a ball vanishing at the boundary…”
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Lower semicontinuity for functionals defined on piecewise rigid functions and on GSBD
Published in Journal of functional analysis (01-04-2021)“…In this work, we provide a characterization result for lower semicontinuity of surface energies defined on piecewise rigid functions, i.e., functions which are…”
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4
Perimeter inequality under circular and Steiner symmetrisation: geometric characterisation of extremals
Published 29-11-2023“…We study the perimeter inequality under circular symmetrisation, and we provide a full geometric characterisation of equality cases. A careful inspection of…”
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Rigidity of Steiner's inequality for the anisotropic perimeter
Published 10-11-2019“…The aim of this work is to study the rigidity problem for Steiner's inequality for the anisotropic perimeter, that is, the situation in which the only…”
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A quantitative version of the Gidas-Ni-Nirenberg Theorem
Published 01-08-2023“…A celebrated result by Gidas, Ni & Nirenberg asserts that classical positive solutions to semilinear equations $- \Delta u = f(u)$ in a ball vanishing at the…”
Get full text
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7
Gamma$-convergence for free-discontinuity problems in linear elasticity: Homogenization and relaxation
Published 12-10-2020“…We analyze the $\Gamma$-convergence of sequences of free-discontinuity functionals arising in the modeling of linear elastic solids with surface…”
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8
Lower semicontinuity for functionals defined on piecewise rigid functions and on $GSBD
Published 19-02-2020“…In this work, we provide a characterization result for lower semicontinuity of surface energies defined on piecewise rigid functions, i.e., functions which are…”
Get full text
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Rigidity for perimeter inequality under spherical symmetrisation
Published 13-08-2019“…Necessary and sufficient conditions for rigidity of the perimeter inequality under spherical symmetrisation are given. That is, a characterisation for the…”
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