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Related papers: A Komatu-Loewner Equation for Multiple Slits

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We investigate the overdetermined problem given by \begin{equation*} \Delta u=0 \text{ in } \Omega,\quad \frac{\partial u}{\partial\nu} =\sigma_1 u \text{ on } \partial \Omega, \quad |\nabla u|=\text{constant on } \partial \Omega,…

Differential Geometry · Mathematics 2026-05-06 Hang Chen , Bohan Wu

The main purpose of this paper is the analytical study of self-shrinker solutions of the one-dimensional Landau-Lifshitz-Gilbert equation (LLG), a model describing the dynamics for the spin in ferromagnetic materials. We show that there is…

Analysis of PDEs · Mathematics 2020-05-22 Susana Gutiérrez , André de Laire

We study the existence of solutions of mixed Riemann-Hilbert or Cherepanov boundary value problem with simply connected fibers on the unit disk ${\Delta}$. Let $L$ be a closed arc on $\partial{\Delta}$ with the end points $\omega_{-1},…

Complex Variables · Mathematics 2023-07-04 Miran Černe

Let $\mu_{\Omega,\vec{b}}$ be the multilinear commutator generalized by $\mu_{\Omega}$, the $n$-dimensional Marcinkiewicz integral, with $\Osc_{\exp L^{^{\tau}}}(\R^{n})$ functions for $\tau\ge 1$, where $\Osc_{\exp L^{^{\tau}}}(\R^{n})$ is…

Functional Analysis · Mathematics 2013-04-17 Jianglong Wu , Qingguo Liu

We introduce a positive scalar function $\rho(a, \Omega)$ for a domain $\Omega$ of a complex manifold $X$ with a global holomorphic frame of the cotangent bundle by closed Abelian differentials, which heuristically measure the distance from…

Complex Variables · Mathematics 2015-04-28 Junjiro Noguchi

Let $(M, \bar g)$ be an $n$-dimensional complete Riemannian manifold. In this paper, we considers the following conformal scalar curvature rigidity problem: Given a compact smooth domain $\Omega$ with $\partial \Omega$, can one find a…

Differential Geometry · Mathematics 2017-06-05 Seongtag Kim

This paper expands on a remark in the paper "Mirror Symmetry for Log Calabi-Yau Surfaces I" of the first three authors of this paper, explaining fully how various constructions of the authors apply to give the mirror to the cubic surface.…

Algebraic Geometry · Mathematics 2019-10-21 Mark Gross , Paul Hacking , Sean Keel , Bernd Siebert

We study the chordal Loewner equation associated with certain driving functions that produce infinitely many slits. Specifically, for a choice of a sequence of positive numbers $(b_n)_{n\ge1}$ and points of the real line $(k_n)_{n\ge1}$, we…

Complex Variables · Mathematics 2023-09-25 Eleftherios Theodosiadis , Konstantinos Zarvalis

Let $\Omega \subset \mathbb{R}^d$ be bounded open and connected. Suppose that $W^{1,2}(\Omega) \subset L^r(\Omega)$ for some $r > 2$. Let $A$ be a pure second-order elliptic differential operator with bounded real measurable coefficients on…

Analysis of PDEs · Mathematics 2018-11-26 A. F. M. ter Elst , Hannes Meinlschmidt , Joachim Rehberg

In this paper, we prove the existence of a family of non trivial compact subdomains $\O$ in the manifold $\mathcal{M}=\R^N\times \R/2\pi\Z, N\geq 2$ for which the overdetermined Neumann boundary value problem \begin{align}\label{Neumann1}…

Analysis of PDEs · Mathematics 2025-05-14 Ignace Aristide Minlend , Jing Wu

In this paper we consider an inverse problem of determining a minimal surface embedded in a Riemannian manifold. We show under a topological condition that if $\Sigma$ is a $2$-dimensional embedded minimal surface, then the knowledge of the…

Analysis of PDEs · Mathematics 2023-10-24 Cătălin I. Cârstea , Matti Lassas , Tony Liimatainen , Leo Tzou

Let $\Omega$ be an open, simply connected, and bounded region in $\mathbb{R}^{d}$, $d\geq2$, and assume its boundary $\partial\Omega$ is smooth. Consider solving an elliptic partial differential equation $Lu=f$ over $\Omega$ with zero…

Numerical Analysis · Mathematics 2015-03-31 Kendall Atkinson , David Chien , Olaf Hansen

In this paper we consider the Liouville equation $\Delta u +\lambda^2 e^{\,u}=0$ with Dirichlet boundary conditions in a two dimensional, doubly connected domain $\Omega$. We show that there exists a simple, closed curve $\gamma\subset…

Analysis of PDEs · Mathematics 2018-08-02 Michal Kowalczyk , Angela Pistoia , Giusi Vaira

We propose a new approach that allows one to reduce nonlinear equations on Lie groups to equations with a fewer number of independent variables for finding particular solutions of the nonlinear equations. The main idea is to apply the…

Mathematical Physics · Physics 2022-08-17 A. I. Breev , A. V. Shapovalov , D. M. Gitman

We establish Strichartz estimates for the Schr\"odinger equation on Riemannian manifolds $(\Omega,\g)$ with boundary, for both the compact case and the case that $\Omega$ is the exterior of a smooth, non-trapping obstacle in Euclidean…

Analysis of PDEs · Mathematics 2011-12-23 Matthew D. Blair , Hart F. Smith , Christopher D. Sogge

Introducing a suitable solution concept, we show that in bounded smooth domains $\Omega\subset \mathbb{R}^n$, $n\ge 1$, the initial boundary value problem for the chemotaxis system \begin{align*} u_t&=\Delta u…

Analysis of PDEs · Mathematics 2019-05-22 Elisa Lankeit , Johannes Lankeit

In this paper, we are concerned with the multiplicity of nontrivial solutions for the following class of complex problems $$ (-i\nabla - A(\mu x))^{2}u= \mu |u|^{q-2}u + |u|^{2^{*}-2}u \ \mbox{in} \ \Omega, \ \ \ \ u \in…

Analysis of PDEs · Mathematics 2013-04-18 Claudianor O. Alves , Giovany M. Figueiredo

In this paper we consider twice-dimensionally reduced, generalized Seiberg-Witten equations, defined on a compact Riemann surface. A novel feature of the reduction technique is that the resulting equations produce an extra "Higgs field".…

Differential Geometry · Mathematics 2016-03-03 Rukmini Dey , Varun Thakre

Let $\Omega \subset {R}^n,$ $n \geq 3,$ be a bounded open set, $x=(x_1,x_2,\ldots,x_n)$ a generic point which belongs to $\Omega,$ $u \colon \Omega \to {R}^N ,$ $N>1,$ and $ Du=(D_\alpha u^i)$, $D_\alpha = \partial/\partial x_\alpha, $…

Analysis of PDEs · Mathematics 2020-06-16 M. A. Ragusa , A. Tachikawa

The following problem is studied: describe the triplets $(\Omega,g,\mu)$, $\mu=\rho\,dx$, where $g= (g^{ij}(x))$ is the (co)metric associated with the symmetric second order differential operator $L(f) = \frac{1}{\rho}\sum_{ij} \partial_i…

Classical Analysis and ODEs · Mathematics 2024-12-04 S. Yu. Orevkov