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Related papers: A note on arclength null quadrature domains

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Exceptional domains are domains on which there exists a positive harmonic function, zero on the boundary and such that the normal derivative on the boundary is constant. Recent results classify exceptional domains as belonging to either a…

Complex Variables · Mathematics 2016-01-20 Alexandre Eremenko , Erik Lundberg

An infinite structure has the finite length property (over a given field) if, for each of its finite powers, chains of equivariant subspaces in the corresponding free vector space are bounded in length. Prior work showed that the countable…

Combinatorics · Mathematics 2026-05-22 Jingjie Yang , Mikołaj Bojańczyk , Bartek Klin

This note is intended to explain the proof of two facts about quadrature domains: first, they are essentially unique if they exist; and second, they do exist for a large class of weight functions. The proofs roughly follow Sakai's…

Analysis of PDEs · Mathematics 2024-05-03 Hannah Cairns

This paper studies plane domains satisfying a quadrature identity with respect to the singular weight $\rho_0(w)=|w|^{-2}$. These are referred to as log-weighted quadrature domains (LQDs). The logarithmic singularity at $w=0$ leads to…

Complex Variables · Mathematics 2026-04-14 Andrew Graven

We address the problem of topology of quadrature domains, namely we give upper bounds on the connectivity of the domain in terms of the number of nodes and their multiplicities in the quadrature identity.

Complex Variables · Mathematics 2015-08-20 Seung-Yeop Lee , Nikolai Makarov

In this paper we study general conditions to prove the infiniteness of the genus of certain towers of function fields over a perfect field. We show that many known examples of towers with infinite genus are particular cases of these…

Number Theory · Mathematics 2016-03-11 M. Chara , R Toledano

The purpose of this paper is to characterize the zero sets of holomorphic functions in the Nevanlinna class on a class of convex domains of infinite type in $\mathbb{C}^2$. Moreover, we also obtain $L^p$ estimates, $1 \leq p \leq \infty$,…

Complex Variables · Mathematics 2016-05-24 Tran Vu Khanh , Andrew Raich

In the late ten years, the resolution of the equation $\bar\partial u=f$ with sharp estimates has been intensively studied for convex domains of finite type by many authors. In this paper, we consider the case of lineally convex domains. As…

Complex Variables · Mathematics 2014-09-30 Philippe Charpentier , Yves Dupain , Modi Mounkaila

We discuss without proof some recent advances in the theory of distributional boundary values, and give an example to show that the condition that a piecewise smooth domain has generic corners is necessary for the existence of boundary…

Complex Variables · Mathematics 2015-11-05 Debraj Chakrabarti , Rasul Shafikov

We develop a novel topological framework that yields results constraining the distribution of zeros of certain zero mean real-valued maps, namely those obtained from composing a fixed equivariant map with linear functionals. We use this…

Metric Geometry · Mathematics 2025-09-10 Francesca Cantor , Julia D'Amico , Florian Frick , Eric Myzelev

Let X be a compact Kahler manifold with negative sectional curvature and residually finite fundamental group. Then its universal covering is a bounded domain in an affine space.

Algebraic Geometry · Mathematics 2015-03-04 Robert Treger

We investigate the birational section conjecture for curves over function fields of characteristic zero and prove that the conjecture holds over finitely generated fields over Q if it holds over number fields.

Number Theory · Mathematics 2021-04-21 Mohamed Saïdi , Michael Tyler

We give complete, finite quasiequational axiomatisations for algebras of unary partial functions under the operations of composition, domain, antidomain, range and intersection. This completes the extensive programme of classifying algebras…

Logic · Mathematics 2014-10-16 Robin Hirsch , Marcel Jackson , Szabolcs Mikulás

For a transcendental entire function, a partial affirmative answer to Baker's question on the boundedness of its Fatou components is given. In addition, we have addressed Wang's question on Fej\'er gaps. Certain results about functions with…

Complex Variables · Mathematics 2022-12-09 Ramanpreet Kaur

In this paper we establish three results on small-height zeros of quadratic polynomials over $\overline{\mathbb Q}$. For a single quadratic form in $N \geq 2$ variables on a subspace of $\overline{\mathbb Q}^N$, we prove an upper bound on…

Number Theory · Mathematics 2015-08-05 Lenny Fukshansky

We consider the zeros on the boundary $\partial \Omega$ of a Neumann eigenfunction $\phi_{\lambda}$ of a real analytic plane domain $\Omega$. We prove that the number of its boundary zeros is $O (\lambda)$ where $-\Delta \phi_{\lambda} =…

Spectral Theory · Mathematics 2013-01-23 John A. Toth , Steve Zelditch

We prove new results on the existence, non-existence, localization and multiplicity of nontrivial radial solutions of a system of elliptic boundary value problems on exterior domains subject to nonlocal, nonlinear, functional boundary…

Analysis of PDEs · Mathematics 2019-06-28 Filomena Cianciaruso , Gennaro Infante , Paolamaria Pietramala

It has been well known for a long time that the height function of random lozenge tilings of large domains follow a law of large number and possible limits called dimer limit shapes are well understood. For the next order, it is expected…

Probability · Mathematics 2021-02-11 Benoit Laslier

Overlap functions were introduced as class of bivariate aggregation functions on [0, 1] to be applied in image processing. This paper has as main objective to present appropriates definitions of overlap functions considering the scope of…

Logic in Computer Science · Computer Science 2019-02-04 Rui Paiva , Eduardo Palmeira , Regivan Santiago , Benjamin Bedregal

It is an open problem in general to prove that there exists a sequence of $\Delta_g$-eigenfunctions $\phi_{j_k}$ on a Riemannian manifold $(M, g)$ for which the number $N(\phi_{j_k}) $ of nodal domains tends to infinity with the eigenvalue.…

Spectral Theory · Mathematics 2016-05-26 Junehyuk Jung , Steve Zelditch