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Finite topology self translating surfaces to mean curvature flow of surfaces constitute a key element for the analysis of Type II singularities from a compact surface, since they arise in a limit after suitable blow-up scalings around the…

Analysis of PDEs · Mathematics 2015-01-19 Juan Dávila , Manuel del Pino , Xuan Hien Nguyen

The modern way to understand symmetries of a quantum field theory is via its topological defects in various dimensions. In this contribution to the proceedings we focus on line defects in 2d QFT and we point out that topological defects…

High Energy Physics - Theory · Physics 2025-11-05 Federico Ambrosino , Ingo Runkel , Gérard M. T. Watts

Conformal group of transformations in the momentum space, consisting of translations $p'_{\mu}=p_{\mu}+h_{\mu}$, rotations $p'_{\mu}=\Lambda^{\nu}_{\mu}p_{\nu}$, dilatation $p'_{\mu}=\lambda p_{\mu}$ and inversion $p'_{\mu}=…

High Energy Physics - Theory · Physics 2007-05-23 A. I. Machavariani

We classify the surfaces translating under the flows by sub-affine-critical powers of the Gauss curvature. This, in particular, lists all translating solitons possibly model Type II singularities for convex closed solutions in all positive…

Differential Geometry · Mathematics 2024-07-22 Beomjun Choi , Kyeongsu Choi , Soojung Kim

While it is well known from examples that no interesting `halfspace theorem' holds for properly immersed complete $n$-dimensional self-translating mean curvature flow solitons in Euclidean space $\mathbb{R}^{n+1}$, we show that they must…

Differential Geometry · Mathematics 2025-02-05 Francesco Chini , Niels Martin Møller

In this paper, we construct finite blow-up examples for symplectic mean curvature flows and we study properties of symplectic translating solitons. We prove that, the K\"ahler angle $\alpha$ of a symplectic translating soliton with $\max…

Differential Geometry · Mathematics 2008-02-08 Xiaoli Han , Jiayu Li

In this paper, we study evolved surfaces over convex planar domains which are evolving by the minimal surface flow $$u_{t}= div\left(\frac{Du}{\sqrt{1+|Du|^2}}\right)-H(x,Du).$$ Here, we specify the angle of contact of the evolved surface…

Differential Geometry · Mathematics 2023-04-14 Li Ma , Yuxin Pan

We prove stability of rotationally symmetric translating solutions to mean curvature flow. For initial data that converge spatially at infinity to such a soliton, we obtain convergence for large times to that soliton without imposing any…

Differential Geometry · Mathematics 2007-05-23 Julie Clutterbuck , Oliver C. Schnürer , Felix Schulze

We consider a class of gauge invariant models on the noncommutative space $\mathbb{R}^3_\lambda$, a deformation of $\mathbb{R}^3$. Focusing on massless models with no linear $A_i$ dependence, we obtain noncommutative gauge models for which…

High Energy Physics - Theory · Physics 2014-08-20 Antoine Géré , Patrizia Vitale , Jean-Christophe Wallet

Given a locally maximal compact invariant hyperbolic set $\Lambda$ for a $C^1$ flow or diffeomorphism on a Riemann manifold with $C^1$ unstable laminations, we construct an invariant continuous bundle of tangent vectors to local unstable…

Dynamical Systems · Mathematics 2010-09-02 Luchezar Stoyanov

We address the asymptotic behavior of the $\alpha$-Gauss curvature flow, for $\alpha >1/2$, with initial data a complete non-compact convex hypersurface which is contained in a cylinder of bounded cross section. We show that the flow…

Differential Geometry · Mathematics 2022-01-13 Beomjun Choi , Kyeongsu Choi , Panagiota Daskalopoulos

In image and audio signal classification, a major problem is to build stable representations that are invariant under rigid motions and, more generally, to small diffeomorphisms. Translation invariant representations of signals in…

Functional Analysis · Mathematics 2019-03-08 Jameson Cahill , Andres Contreras , Andres Contreras Hip

Total five different types of translation surfaces, based upon planarity of translating curves and the absolute figure, arise in a Galilean 3-space. Excepting the type in which both of translating curves are non-planar we obtain these…

Differential Geometry · Mathematics 2017-02-03 Alper Osman Ogrenmis , Mihriban Kulahci , Muhittin Evren Aydin

We give an explicit classification of translation-invariant, Lorentz-invariant continuous valuations on convex sets. We also classify the Lorentz-invariant even generalized valuations.

Differential Geometry · Mathematics 2013-03-28 Semyon Alesker , Dmitry Faifman

We present in the article the formulation of a version of Lorentz covariant quantum mechanics based on a group theoretical construction from a Heisenberg-Weyl symmetry with position and momentum operators transforming as Minkowski…

General Physics · Physics 2020-02-18 Suzana Bedić , Otto C. W. Kong , Hock King Ting

We complete the classification of semigraphical translators for mean curvature flow in $\mathbb{R}^3$ that was initiated by Hoffman-Mart\'in-White. Specifically, we show that there is no solution to the translator equation on the upper…

Differential Geometry · Mathematics 2026-03-18 Francisco Martín , Mariel Sáez , Raphael Tsiamis , Brian White

We consider localized perturbations to spatially homogeneous oscillations in dimension 3 using the complex Ginzburg-Landau equation as a prototype. In particular, we will focus on heterogeneities that locally change the phase of the…

Analysis of PDEs · Mathematics 2014-12-17 Gabriela Jaramillo

In this work, we study graphs in $\M^n\times\Real$ that are evolving by the mean curvature flow over a bounded domain on $\M^n$, with prescribed contact angle in the boundary. We prove that solutions converge to translating surfaces in…

Differential Geometry · Mathematics 2014-06-05 Maria Calle , Leili Shahriyari

We recall the notion of (vertical) translating solitons in a product of a semi-Riemannian manifold $(M,g)$ and the real line. Mainly, we restrict our attention to those which are the graph of a smooth function. When dealing with…

Differential Geometry · Mathematics 2018-03-23 Marie-Amelie Lawn , Miguel Ortega

We study solutions to the inverse mean curvature flow which evolve by homotheties of a given submanifold with arbitrary dimension and codimension. We first show that the closed ones are necessarily spherical minimal immersions and so we…

Differential Geometry · Mathematics 2018-02-12 Ildefonso Castro , Ana M. Lerma