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This paper concerns integral varifolds of arbitrary dimension in an open subset of Euclidean space satisfying integrability conditions on their first variation. Firstly, the study of pointwise power decay rates almost everywhere of the…

Differential Geometry · Mathematics 2017-05-26 Sławomir Kolasiński , Ulrich Menne

We prove that Allard's regularity theorem holds for rectifiable $n$-dimensional varifolds $V$ assuming a weaker condition on the first variation. This, in the special case when $V$ is a smooth manifold translates to the following: If…

Analysis of PDEs · Mathematics 2013-11-18 Theodora Bourni , Alexander Volkmann

Given a bounded $C^2$ domain in $\mathbb{R}^{n+1}$ and an integral $n$-rectifiable varifold $V$ with bounded first variation and bounded generalized mean curvature. Given a $C^1$ function $\theta$ defined on the boundary of the domain with…

Differential Geometry · Mathematics 2024-03-27 Gaoming Wang

We show that the theory of varifolds can be suitably enriched to open the way to applications in the field of discrete and computational geometry. Using appropriate regularizations of the mass and of the first variation of a varifold we…

Classical Analysis and ODEs · Mathematics 2017-08-02 Blanche Buet , Gian Paolo Leonardi , Simon Masnou

This paper concerns integral varifolds of arbitrary dimension in an open subset of Euclidean space with its first variation given by either a Radon measure or a function in some Lebesgue space. Pointwise decay results for the quadratic…

Differential Geometry · Mathematics 2012-04-03 Ulrich Menne

For an intergral $2$-varifold $V=\underline{v}(\Sigma,\theta_{\ge 1})$ in the unit ball $B_1$ passing through the original point, assuming the critical Allard condition holds, that is, the area $\mu_V(B_1)$ is close to the area of a unit…

Differential Geometry · Mathematics 2022-12-07 Yuchen Bi , Jie Zhou

We investigate the inference of varifold structures in a statistical framework: assuming that we have access to i.i.d. samples in $\mathbb{R}^n$ obtained from an underlying $d$--dimensional shape $S$ endowed with a possibly non uniform…

Classical Analysis and ODEs · Mathematics 2026-04-21 Charly Boricaud , Blanche Buet

We prove a quantitative rigidity result for almost constant mean curvature spheres in $\mathbb{R}^3$. Under a sub--two--sphere Willmore bound and a small $L^2$--CMC defect, we show that an almost--CMC surface is close to the round sphere,…

Differential Geometry · Mathematics 2026-01-15 Yuchen Bi , Jie Zhou

We prove that if $ V $ is a $ n $-dimensional varifold in an open subset of $ \mathbf{R}^{n+1} $ with bounded anisotropic mean curvature such that $ {\rm spt} \| V \| $ has locally finite $ \mathscr{H}^n $-measure, then $ {\rm spt} \| V \|…

Analysis of PDEs · Mathematics 2026-01-29 Sławomir Kolasiński , Mario Santilli

We give sharp sectional curvature estimates for complete immersed cylindrically bounded $m$-submanifolds $\phi:M\to N\times\mathbb{R}^{\ell}$, $n+\ell\leq 2m-1$ provided that either $\phi$ is proper with the second fundamental form with…

Differential Geometry · Mathematics 2011-09-30 Luis J. Alias , G. Pacelli Bessa , J. Fabio Montenegro

In this paper we prove general criticality criteria for operators $\Delta + V$ on manifolds with more than one end, where $V$ bounds the Ricci curvature, and a related spectral splitting theorem extending Cheeger-Gromoll's one. Our results…

Differential Geometry · Mathematics 2026-04-10 Giovanni Catino , Luciano Mari , Paolo Mastrolia , Alberto Roncoroni

The aim of this paper is to generalize the work of B. Buet and M. Rumpf on some definition of the approximate mean curvature vector for varifolds, and its associated mean curvature motions for points clouds. We propose a generalization of…

Numerical Analysis · Mathematics 2025-09-09 Abdelmouksit Sagueni

We survey - by means of 20 examples - the concept of varifold, as generalised submanifold, with emphasis on regularity of integral varifolds with mean curvature, while keeping prerequisites to a minimum. Integral varifolds are the natural…

Differential Geometry · Mathematics 2017-10-23 Ulrich Menne

We extend the estimate obtained in [1] for the mean curvature of a cylindrically bounded proper submanifold in a product manifold with an Euclidean space as one factor to a general product ambient space endowed with a warped product…

Differential Geometry · Mathematics 2011-07-08 Luis J. Alias , Marcos Dajczer

This paper first studies the regularity of conformal homeomorphisms on smooth locally embeddable strongly pseudoconvex CR manifolds. Then moduli of curve families are used to estimate the maximal dilatations of quasiconformal…

Complex Variables · Mathematics 2009-09-25 Puqi Tang

We prove spectral, stochastic and mean curvature estimates for complete $m$-submanifolds $\varphi \colon M \to N$ of $n$-manifolds with a pole $N$ in terms of the comparison isoperimetric ratio $I_{m}$ and the extrinsic radius…

Differential Geometry · Mathematics 2013-03-19 G. Pacelli Bessa , Stefano Pigola , Alberto G. Setti

In this paper we show boundary monotonicity formulae for rectifiable varifolds having a $C^{1,\alpha}$ "boundary". In particular, we show that the area ratios of balls centered at this "boundary'' satisfy a nice monotonicity formula,…

Analysis of PDEs · Mathematics 2014-09-11 Theodora Bourni

We prove the existence of extremal, non-csc, K\"ahler metrics on certain unstable projectivised vector bundles $\P (E) \to M$ over a cscK-manifold $M$ with discrete holomorphic automorphism group, in certain adiabatic K\"ahler classes. In…

Differential Geometry · Mathematics 2015-11-03 Till Brönnle

The main theorem of this paper is a result of estimated transversality with respect to stratifications of jet spaces in the approximately holomorphic category over an almost-complex manifold. The notion of asymptotic ampleness of complex…

Symplectic Geometry · Mathematics 2007-05-23 Denis Auroux

We prove that the support of an $ m $ dimensional rectifiable varifold with a uniform lower bound on the density and bounded generalized mean curvature can be covered $ \mathscr{H}^{m} $ almost everywhere by a countable union of $m$…

Analysis of PDEs · Mathematics 2022-04-12 Mario Santilli
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