Isoperimetry on manifolds with ricci bounded below: overview of recent results and methods

M Pozzetta - … : Anisotropic Isoperimetric Problems & Related Topics, 2022 - Springer
We review recent results on the study of the isoperimetric problem on Riemannian manifolds
with Ricci lower bounds. We focus on the validity of sharp second order differential …

Asymptotic isoperimetry on non collapsed spaces with lower Ricci bounds

G Antonelli, E Pasqualetto, M Pozzetta… - Mathematische …, 2024 - Springer
This paper studies sharp and rigid isoperimetric comparison theorems and asymptotic
isoperimetric properties for small and large volumes on N-dimensional RCD (K, N) spaces …

Sharp isoperimetric comparison on non-collapsed spaces with lower Ricci bounds

G Antonelli, E Pasqualetto, M Pozzetta… - arXiv preprint arXiv …, 2022 - arxiv.org
This paper studies sharp isoperimetric comparison theorems and sharp dimensional
concavity properties of the isoperimetric profile for non smooth spaces with lower Ricci …

An overview of the stability of Sobolev inequalities on Riemannian manifolds with Ricci lower bounds

F Nobili - arXiv preprint arXiv:2412.05935, 2024 - arxiv.org
We review recent results regarding the problem of the stability of Sobolev inequalities on
Riemannian manifolds with Ricci curvature lower bounds. We shall describe techniques and …

De Giorgi and Gromov working together

N Gigli - arXiv preprint arXiv:2306.14604, 2023 - arxiv.org
The title is meant as way to honor two great mathematicians that, although never actually
worked together, introduced concepts of convergence that perfectly match each other and …

The isoperimetric problem via direct method in noncompact metric measure spaces with lower Ricci bounds

G Antonelli, S Nardulli, M Pozzetta - ESAIM: Control, Optimisation …, 2022 - esaim-cocv.org
We establish a structure theorem for minimizing sequences for the isoperimetric problem on
noncompact RCD (K, N) spaces (X, d, ℋ N). Under the sole (necessary) assumption that the …

Rigidities of isoperimetric inequality under nonnegative Ricci curvature

F Cavalletti, D Manini - Journal of the European Mathematical Society, 2024 - ems.press
The sharp isoperimetric inequality for non-compact Riemannian manifolds with nonnegative
Ricci curvature and Euclidean volume growth has been obtained in increasing generality …

Rigidity and almost rigidity of Sobolev inequalities on compact spaces with lower Ricci curvature bounds

F Nobili, IY Violo - Calculus of Variations and Partial Differential …, 2022 - Springer
We prove that if M is a closed n-dimensional Riemannian manifold, n≥ 3, with Ric≥ n-1 and
for which the optimal constant in the critical Sobolev inequality equals the one of the n …

Isoperimetric inequality in noncompact 𝖬𝖢𝖯 spaces

F Cavalletti, D Manini - Proceedings of the American Mathematical Society, 2022 - ams.org
We prove a sharp isoperimetric inequality for the class of metric measure spaces verifying
the synthetic Ricci curvature lower bounds Measure Contraction property ($\mathsf {MCP}(0 …

Minkowski inequality on complete Riemannian manifolds with nonnegative Ricci curvature

L Benatti, M Fogagnolo, L Mazzieri - arXiv preprint arXiv:2101.06063, 2021 - arxiv.org
In this paper we consider Riemannian manifolds of dimension at least $3 $, with
nonnegative Ricci curvature and Euclidean Volume Growth. For every open bounded subset …