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We consider families of schemes over arbitrary fields resp. analytic varieties with finitely many (not necessarily reduced) isolated non-normal singularities, in particular families of generically reduced curves. We define a modified delta…

代数几何 · 数学 2025-12-19 Gert-Martin Greuel , Gerhard Pfister

It was observed by Bump et al. that Ehrhart polynomials in a special family exhibit properties similar to the Riemann {\zeta} function. The construction was generalized by Matsui et al. to a larger family of reflexive polytopes coming from…

组合数学 · 数学 2018-04-20 Akihiro Higashitani , Mario Kummer , Mateusz Michałek

We prove magnetic interpolation inequalities and Keller-Lieb-Thir-ring estimates for the principal eigenvalue of magnetic Schr{\"o}dinger operators. We establish explicit upper and lower bounds for the best constants and show by numerical…

偏微分方程分析 · 数学 2018-05-09 Jean Dolbeault , Maria J. Esteban , Ari Laptev , Michael Loss

The table of Gradshteyn and Rhyzik contains some trigonometric integrals that can be expressed in terms of the beta function. We describe the evaluation of some of them.

经典分析与常微分方程 · 数学 2010-04-15 Victor H. Moll

Many enumeration problems in combinatorics, including such fundamental questions as the number of regular graphs, can be expressed as high-dimensional complex integrals. Motivated by the need for a systematic study of the asymptotic…

组合数学 · 数学 2017-12-29 Mikhail Isaev , Brendan D. McKay

This is a review of recent developments in the theory of beta ensembles of random matrices and their relations with conformal filed theory (CFT). There are (almost) no new results here. This article can serve as a guide on appearances and…

数学物理 · 物理学 2014-08-19 Igor Rumanov

In this paper, we introduce and investigate a new extension of the beta function by means of an integral operator involving a product of Bessel-Struve kernel functions. We also define a new extension of the well-known beta distribution, the…

经典分析与常微分方程 · 数学 2020-06-30 M. Ghayasuddin , M. Ali , R. B. Paris

We consider the supermultiplet of linearized beta-deformation of $\mathcal{N}=4$ Super Yang-Mills(SYM). It was previously studied on the gravitational side. We study the supermultiplet of beta-deformations on the field theory side and we…

高能物理 - 理论 · 物理学 2017-10-04 Segundo P. Milián

We construct minimal Eisenstein integrals for a reductive symmetric space G/H as matrix coefficients of the minimal principal series of G. The Eisenstein integrals thus obtained include those from the \sigma-minimal principal series. In…

表示论 · 数学 2017-01-12 Erik P. van den Ban , Job J. Kuit

In Part I of this paper, we introduced a two dimensional eigenvalue problem (2DEVP) of a matrix pair and investigated its fundamental theory such as existence, variational characterization and number of 2D-eigenvalues. In Part II, we…

数值分析 · 数学 2023-03-10 Tianyi Lu , Yangfeng Su , Zhaojun Bai

We prove that certain Riemannian manifolds can be isometrically embedded inside Calabi-Yau manifolds. For example we prove that given any real-analytic one parameter family of Riemannian metrics $g_t$ on a 3-dimensional manifold $Y$ with…

微分几何 · 数学 2007-05-23 Diego Matessi

Quantizing the mirror curve of certain toric Calabi-Yau (CY) three-folds leads to a family of trace class operators. The resolvent function of these operators is known to encode topological data of the CY. In this paper, we show that in…

高能物理 - 理论 · 物理学 2016-04-20 Kazumi Okuyama , Szabolcs Zakany

In this work, we study a class of random matrices which interpolate between the Wigner matrix model and various types of patterned random matrices such as random Toeplitz, Hankel, and circulant matrices. The interpolation mechanism is…

概率论 · 数学 2024-05-14 Frederick Rajasekaran

We study a class of holomorphic matrix models. The integrals are taken over middle dimensional cycles in the space of complex square matrices. As the size of the matrices tends to infinity, the distribution of eigenvalues is given by a…

高能物理 - 理论 · 物理学 2009-11-10 Giovanni Felder , Roman Riser

We classify reflexive graded right ideals, up to isomorphism and shift, of generic cubic three dimensional Artin-Schelter regular algebras. We also determine the possible Hilbert functions of these ideals. These results are obtained by…

环与代数 · 数学 2007-05-23 K. De Naeghel , N. Marconnet

We consider matrix orthogonal polynomials related to Bessel type matrices of weights that can be defined in terms of a given matrix Pearson equation. From a Riemann-Hilbert problem we derive first and second order differential relations for…

经典分析与常微分方程 · 数学 2025-02-27 Amílcar Branquinho , Ana Foulquié-Moreno , Assil Fradi , Manuel Mañas

We propose a novel type of duality that connects a sequence of well-known theories with even-multiplicity scalar amplitudes: it relates the Yang-Mills theory coupled to a specific scalar matter sector to the nonlinear sigma model on a…

高能物理 - 理论 · 物理学 2025-12-04 Tomas Brauner , Yang Li , Diederik Roest , Tianzhi Wang

We study the hermitian one matrix model with semi-classical potential. This is a general unitary invariant random matrix ensemble in which the potential has a derivative that is a rational function and the measure is supported on some…

数学物理 · 物理学 2015-04-20 Max R. Atkin

This article focuses on trigonometric Riemann B-splines and Riemann kernels of trigonometric interpolation splines of arbitrary order; it is shown that trigonometric interpolation splines are a convolution of trigonometric B-splines with…

数值分析 · 数学 2023-10-31 Volodymyr Denysiuk , Olena Hryshko

We extend the theory of local constants to l-adic families of representations of GL_n(F) where F is a p-adic field with l not equal to p. We construct zeta integrals and gamma factors for representations coming from the conjectural "local…

数论 · 数学 2015-08-24 Gilbert Moss