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This article presents an analysis of the normalized Yamabe flow starting at and preserving a class of compact Riemannian manifolds with incomplete edge singularities and negative Yamabe invariant. Our main results include uniqueness,…

Analysis of PDEs · Mathematics 2020-03-03 Eric Bahuaud , Boris Vertman

We prove that the limit hypersurfaces of converging curvature flows are stable, if the initial velocity has a weak sign, and give a survey of the existence and regularity results.

Differential Geometry · Mathematics 2008-09-16 Claus Gerhardt

We consider a short time existence problem motivated by a conjecture of Joyce. Specifically we prove that given any compact Lagrangian $L\subset \mathbb{C}^n$ with a finite number of singularities, each asymptotic to a pair of…

Analysis of PDEs · Mathematics 2016-09-09 Tom Begley , Kim Moore

We show that a mean curvature flow starting from a compact, smoothly embedded hypersurface M remains unique past singularities, provided the singularities are of mean convex type, i.e., if around each singular point, the surface moves in…

Differential Geometry · Mathematics 2024-01-26 Or Hershkovits , Brian White

We study Brakke's mean curvature flow with obstacles and with a right-angle boundary condition. Assuming that the obstacles have $C^{1,1}$-boundaries we prove that a weak solution exists globally in time. To show the existence we apply the…

Analysis of PDEs · Mathematics 2024-04-08 Katerina Nik , Keisuke Takasao

In this paper, for the Lorentz manifold $M^{2}\times\mathbb{R}$, with $M^{2}$ a $2$-dimensional complete surface with nonnegative Gaussian curvature, we investigate its space-like graphs over compact strictly convex domains in $M^{2}$,…

Differential Geometry · Mathematics 2018-05-22 Li Chen , Dan-Dan Hu , Jing Mao , Ni Xiang

We study a generalized mean curvature flow involving a positive power of the mean curvature and a driving force. In this paper, we first construct all kinds of radially symmetric translating solutions, and then select one of them to satisfy…

Analysis of PDEs · Mathematics 2024-02-19 Bendong Lou , Lixia Yuan

We introduce a regularization method for mean curvature flow of a submanifold of arbitrary codimension in the Euclidean space, through higher order equations. We prove that the regularized problems converge to the mean curvature flow for…

Analysis of PDEs · Mathematics 2007-05-23 Giovanni Bellettini , Carlo Mantegazza , Matteo Novaga

We consider the fractional mean curvature flow of entire Lipschitz graphs. We provide regularity results, and we study the long time asymptotics of the flow. In particular we show that in a suitable rescaled framework, if the initial graph…

Analysis of PDEs · Mathematics 2021-11-29 Annalisa Cesaroni , Matteo Novaga

Let $M$ be a Riemannian manifold of dimension $n+1$ with smooth boundary and $p\in \partial M$. We prove that there exists a smooth foliation around $p$ whose leaves are submanifolds of dimension $n$, constant mean curvature and its arrive…

Differential Geometry · Mathematics 2019-04-29 J. Fabio Montenegro

Given a compact four dimensional smooth Riemannian manifold $(M,g)$ with smooth boundary, we consider the evolution equation by $Q$-curvature in the interior keeping the $T$-curvature and the mean curvature to be zero and the evolution…

Analysis of PDEs · Mathematics 2007-08-16 Cheikh Birahim Ndiaye

In [8] Gerhardt proves longtime existence for the inverse mean curvature flow in globally hyperbolic Lorentzian manifolds with compact Cauchy hypersurface, which satisfy three main structural assumptions: a strong volume decay condition, a…

Differential Geometry · Mathematics 2012-11-22 Heiko Kröner

In the last 15 years, White and Huisken-Sinestrari developed a far-reaching structure theory for the mean curvature flow of mean convex hypersurfaces. Their papers provide a package of estimates and structural results that yield a precise…

Differential Geometry · Mathematics 2014-04-15 Robert Haslhofer , Bruce Kleiner

We study the near-the-interface behavior of a compact convex scalar curvature flow with a flat side. Under suitable initial conditions on the flat side, we show that the interface propagates with a finite and non-degenerate speed until the…

Analysis of PDEs · Mathematics 2019-03-01 Hyo Seok Jang , Ki-Ahm Lee

We consider the evolution of a $n$-dimensional convex hypersurface in the euclidean space under mean curvature flow with densities $e^{\varepsilon \frac12 n\mu^2 |x|^2}$, $\varepsilon =\pm 1$, and completely determine it depending on the…

Differential Geometry · Mathematics 2009-12-23 Alexander A. Borisenko , Vicente Miquel

Under mean curvature flow, a closed, embedded hypersurface $M(t)$ becomes singular in finite time. For certain classes of mean-convex mean curvature flows, we show the continuity of the first singular time $T$ and the limit set "$M(T)$",…

Differential Geometry · Mathematics 2017-03-09 Kevin Sonnanburg

We generalize most of the known Ricci flow invariant non-negative curvature conditions to less restrictive negative bounds that remain sufficiently controlled for a short time. As an illustration of the contents of the paper, we prove that…

Differential Geometry · Mathematics 2017-07-26 Richard H. Bamler , Esther Cabezas-Rivas , Burkhard Wilking

We study the mean curvature flow with given non-smooth transport term and forcing term, in suitable Sobolev spaces. We prove the global existence of the weak solutions for the mean curvature flow with the terms, by using the modified…

Analysis of PDEs · Mathematics 2019-10-16 Keisuke Takasao

We study the mean curvature flow of hypersurfaces in $\R^{n+1}$, with initial surfaces sufficiently close to the standard $n$-dimensional sphere. The closeness is in the Sobolev norm with the index greater than $\frac{n}{2}+1$ and therefore…

Differential Geometry · Mathematics 2012-04-10 Israel Michael Sigal , Wenbin Kong

We consider the geometric evolution problem of entire graphs moving by fractional mean curvature. For this, we study the associated nonlocal quasilinear evolution equation satisfied by the family of graph functions. We establish, using an…

Analysis of PDEs · Mathematics 2022-05-04 Anoumou Attiogbe , Mouahmed Moustapha Fall , Tobias Weth