English
Related papers

Related papers: Regularity theory for $2$-dimensional almost minim…

200 papers

We construct a branched center manifold in a neighborhood of a singular point of a $2$-dimensional integral current which is almost minimizing in a suitable sense. Our construction is the first half of an argument which shows the…

Analysis of PDEs · Mathematics 2017-09-05 Camillo De Lellis , Emanuele Spadaro , Luca Spolaor

We construct Lipschitz $Q$-valued functions which approximate carefully integral currents when their cylindrical excess is small and they are almost minimizing in a suitable sense. This result is used in two subsequent works to prove the…

Analysis of PDEs · Mathematics 2016-06-13 Camillo De Lellis , Emanuele Spadaro , Luca Spolaor

We consider $2$-dimensional integer rectifiable currents which are almost area minimizing and show that their tangent cones are everywhere unique. Our argument unifies a few uniqueness theorems of the same flavor, which are all obtained by…

Analysis of PDEs · Mathematics 2015-08-24 Camillo De Lellis , Emanuele Spadaro , Luca Spolaor

This is the last of a series of three papers in which we give a new, shorter proof of a slightly improved version of Almgren's partial regularity of area minimizing currents in Riemannian manifolds. Here we perform a blow-up analysis…

Differential Geometry · Mathematics 2015-10-01 Camillo De Lellis , Emanuele Spadaro

This is the second paper of a series of three on the regularity of higher codimension area minimizing integral currents. Here we perform the second main step in the analysis of the singularities, namely the construction of a center…

Differential Geometry · Mathematics 2015-10-01 Camillo De Lellis , Emanuele Spadaro

The interior regularity of area-minimizing integral currents and semi-calibrated currents has been studied extensively in recent decades, with sharp dimension estimates established on their interior singular sets in any dimension and…

Analysis of PDEs · Mathematics 2023-09-19 Max Goering , Anna Skorobogatova

We consider an area-minimizing integral current of dimension $m$ and codimension at least $2$ and fix an arbitrary interior singular point $q$ where at least one tangent cone is flat. For any vanishing sequence of scales around $q$ along…

Analysis of PDEs · Mathematics 2025-04-04 Camillo De Lellis , Anna Skorobogatova

We consider an area-minimizing integral current $T$ of codimension higher than $1$ in a smooth Riemannian manifold $\Sigma$. In a previous paper we have subdivided the set of interior singular points with at least one flat tangent cone…

Analysis of PDEs · Mathematics 2024-09-10 Camillo De Lellis , Anna Skorobogatova

In the present work, we consider area minimizing currents in the general setting of arbitrary codimension and arbitrary boundary multiplicity. We study the boundary regularity of 2d area minimizing currents, beyond that, several results are…

Analysis of PDEs · Mathematics 2024-09-02 Stefano Nardulli , Reinaldo Resende

We show that for an area minimizing $m$-dimensional integral current $T$ of codimension at least 2 inside a sufficiently regular Riemannian manifold, the upper Minkowski dimension of the interior singular set is at most $m-2$. This provides…

Differential Geometry · Mathematics 2022-03-04 Anna Skorobogatova

De Lellis and coauthors have proved a sharp regularity theorem for area-minimizing currents in finite coefficient homology. They prove that area-minimizing mod $v$ currents are smooth outside of a singular set of codimension at least $1.$…

Differential Geometry · Mathematics 2024-02-01 Zhenhua Liu

We consider an area-minimizing integral current $T$ of codimension higher than 1 ins a smooth Riemannian manifold $\Sigma$. We prove that $T$ has a unique tangent cone, which is a superposition of planes, at $\mathcal{H}^{m-2}$-a.e. point…

Analysis of PDEs · Mathematics 2024-03-25 Camillo De Lellis , Paul Minter , Anna Skorobogatova

We construct a $3$-dimensional area minimizing current $T$ in $\mathbb{R}^5$ whose boundary contains a real analytic surface of multiplicity $2$ at which $T$ has a density $1$ essential boundary singularity with a flat tangent cone. This…

Analysis of PDEs · Mathematics 2025-07-11 Ian Fleschler

We study fine structural properties related to the interior regularity of $m$-dimensional area minimizing currents mod$(q)$ in arbitrary codimension. We show: (i) the set of points where at least one tangent cone is translation invariant…

Analysis of PDEs · Mathematics 2024-06-28 Camillo De Lellis , Paul Minter , Anna Skorobogatova

We prove that tangent cones at singular boundary points of a two-dimensional current almost area minimizing are unique. Following the ideas exposed by White in [8], the result is achieved by combining a suitable epiperimetric inequality and…

Analysis of PDEs · Mathematics 2019-10-01 Jonas Hirsch , Michele Marini

We obtain a fine structural result for two-dimensional mod$(q)$ area-minimizing currents of codimension one, close to flat singularities. Precisely, we show that, locally around any such singularity, the current is a…

Analysis of PDEs · Mathematics 2025-06-24 Anna Skorobogatova , Luca Spolaor , Salvatore Stuvard

In analogy with Almgren's Theorem for area minimizing currents of general dimension and codimension, we prove that an $m$-dimensional semicalibrated current in a $(n+m)$-dimensional $C^{3,\varepsilon_0}$ manifold, semicalibrated by a…

Analysis of PDEs · Mathematics 2016-02-10 Luca Spolaor

We show that directed minimal cones in (n+1)-dimensional Euclidean space which have at most one singularity are - besides the trivial cases: empty set, whole space - half spaces. Using blow-up techniques, this result can be used to get…

Analysis of PDEs · Mathematics 2007-05-23 Oliver C. Schnuerer

Quasiminimal sets are sets for which a pertubation can decrease the area but only in a controlled manner. We prove that in dimensions $2$ and $3$, such sets separate a locally finite family of local John domains. Reciprocally, we show that…

Classical Analysis and ODEs · Mathematics 2024-11-12 Camille Labourie , Yana Teplitskaya

We establish a theory of $Q$-valued functions minimizing a suitable generalization of the Dirichlet integral. In a second paper the theory will be used to approximate efficiently area minimizing currents $\mathrm{mod}(p)$ when $p=2Q$, and…

Analysis of PDEs · Mathematics 2022-01-19 Camillo De Lellis , Jonas Hirsch , Andrea Marchese , Salvatore Stuvard
‹ Prev 1 2 3 10 Next ›