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For meromorphic maps of complex manifolds, ergodic theory and pluripotential theory are closely related. In nice enough situations, dynamically defined Green's functions give rise to invariant currents which intersect to yield measures of…

复变函数 · 数学 2008-03-06 Jeffrey Diller , Vincent Guedj

We construct the Green function for second-order elliptic equations in non-divergence form when the mean oscillations of the coefficients satisfy the Dini condition. We show that the Green's function is BMO in the domain and establish…

偏微分方程分析 · 数学 2021-08-24 Hongjie Dong , Seick Kim

In this article, we consider a nabla fractional boundary value problem with general boundary conditions. Brackins \& Peterson \cite{Br} gave an explicit expression for the corresponding Green's function. Here, we show that this Green's…

经典分析与常微分方程 · 数学 2020-01-23 Jagan Mohan Jonnalagadda

We propose a simple density functional expression for the upper bound of the kinetic energy for electronic systems. Such a functional is valid in the limit of slowly varying density, its validity outside this regime is discussed by making a…

量子物理 · 物理学 2009-11-11 L. Delle Site

We present a new method for the existence and pointwise estimates of a Green's function of non-divergence form elliptic operator with Dini mean oscillation coefficients. We also present a sharp comparison with the corresponding Green's…

偏微分方程分析 · 数学 2021-08-24 Seick Kim , Sungjin Lee

Green's functions are highly useful in analyzing the dynamical behavior of polynomials in their escaping set. The aim of this paper is to construct an analogue of Green's functions for planar quasiregular mappings of degree two and constant…

动力系统 · 数学 2024-08-22 Mark Broderius , Alastair Fletcher

We look at estimates for the Green's function of time-fractional evolution equations of the form $D^{\nu}_{0+*} u = Lu$, where $D^{\nu}_{0+*}$ is a Caputo-type time-fractional derivative, depending on a L\'evy kernel $\nu$ with variable…

概率论 · 数学 2019-07-01 Ifan Johnston , Vassili Kolokoltsov

We give an improved lower bound for the average of the Erd\H{o}s-Hooley function $\Delta(n)$, namely $\sum_{n\le x} \Delta(n) \gg_\varepsilon x(\log\log x)^{1+\eta-\varepsilon}$ for all $x\geqslant100$ and any fixed $\varepsilon$, where…

数论 · 数学 2024-05-24 Kevin Ford , Dimitris Koukoulopoulos , Terence Tao

For a general class of non-negative functions defined on integral ideals of number fields, upper bounds are established for their average over the values of certain principal ideals that are associated to irreducible binary forms with…

数论 · 数学 2018-03-28 T. D. Browning , E. Sofos

I describe a version of the Gell-Mann--Low scheme which is applicable to the Standard Model. First, I give a procedure for extracting input parameters of the theory from the Green's functions. After that, an iterative procedure of…

高能物理 - 唯象学 · 物理学 2015-12-09 Grigorii B. Pivovarov

We construct Green functions of Dirichlet boundary value problems for sub-Laplacians on certain unbounded domains of a prototype Heisenberg-type group (prototype H-type group, in short). We also present solutions in an explicit form of the…

偏微分方程分析 · 数学 2018-06-26 Nicola Garofalo , Michael Ruzhansky , Durvudkhan Suragan

We construct Green's functions for elliptic operators of the form $\mathcal{L}u=-\text{div}(A\nabla u+bu)+c\nabla u+du$ in domains $\Omega\subseteq\mathbb R^n$, under the assumption $d\geq\text{div}b$, or $d\geq\text{div}c$. We show that,…

偏微分方程分析 · 数学 2021-02-24 Georgios Sakellaris

Green's functions with continuum spectra are a way of avoiding the strong bounds on new physics from the absence of new narrow resonances in experimental data. We model such a situation with a five-dimensional model with two branes along…

高能物理 - 唯象学 · 物理学 2021-10-13 Eugenio Megias , Mariano Quiros

We provide Green's function estimates for parabolic operators on polyhedrons and polyhedral cones in $\mathbb{R}^3$. These estimates incorporate mixed weights, which include appropriate powers of the distances to the vertices, the edges,…

偏微分方程分析 · 数学 2025-03-14 Kyeong-Hun Kim , Kijung Lee , Jinsol Seo

Assuming the Generalized Riemann Hypothesis, we provide explicit upper bounds for moduli of $\log{\mathcal{L}(s)}$ and $\mathcal{L}'(s)/\mathcal{L}(s)$ in the neighbourhood of the 1-line when $\mathcal{L}(s)$ are the Riemann, Dirichlet and…

数论 · 数学 2022-01-27 Aleksander Simonič

Stieltjes boundary problems generalize the customary class of well-posed two-point boundary value problems in three independent directions, regarding the specification of the boundary conditions: (1) They allow more than two evaluation…

交换代数 · 数学 2015-05-11 M. Rosenkranz , N. Serwa

We construct the Green function for second order elliptic equations in non-divergence form when the mean oscillations of the coefficients satisfy the Dini condition and the domain has $C^{1,1}$ boundary. We also obtain pointwise bounds for…

偏微分方程分析 · 数学 2020-02-11 Sukjung Hwang , Seick Kim

We propose a general method to obtain the scalar worldline Green function on an arbitrary 1D topological space, with which the first-quantized method of evaluating 1-loop Feynman diagrams can be generalized to calculate arbitrary ones. The…

高能物理 - 理论 · 物理学 2008-10-07 Peng Dai , Warren Siegel

In this series, we investigate the calculation of mean values of derivatives of Dirichlet $L$-functions in function fields using the analogue of the approximate functional equation and the Riemann Hypothesis for curves over finite fields.…

数论 · 数学 2019-06-26 Julio Andrade , Hwanyup Jung

We obtain some fine gradient estimates near the boundary for solutions to fractional elliptic problems subject to exterior Dirichlet boundary conditions. Our results provide, in particular, the sign of the normal derivative of such…

偏微分方程分析 · 数学 2019-09-17 Mouhamed Moustapha Fall , Sven Jarohs