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In this note, we derive an asymptotically sharp upper bound on the number of lattice points in terms of the volume of centrally symmetric convex bodies. Our main tool is a generalization of a result of Davenport that bounds the number of…

度量几何 · 数学 2013-10-25 Matthias Henze

We prove explicit bounds on the number of lattice points on or near a convex curve in terms of geometric invariants such as length, curvature, and affine arclength. In several of our results we obtain the best possible constants. Our…

数论 · 数学 2022-07-21 Ralph Howard , Ognian Trifonov

We study upper bounds on the number of lattice points for convex bodies having their centroid at the origin. For the family of simplices as well as in the planar case we obtain best possible results. For arbitrary convex bodies we provide…

度量几何 · 数学 2015-05-26 Sören Lennart Berg , Martin Henk

The main goal of this paper is to present a series of inequalities connecting the surface area measure of a convex body and surface area measure of its projections and sections. We present a solution of a question from S. Campi, P.…

度量几何 · 数学 2017-08-29 Alexander Koldobsky , Christos Saroglou , Artem Zvavitch

We study inequalities that simultaneously relate the number of lattice points, the volume and the successive minima of a convex body to one another. One main ingredient in order to establish these relations is Blaschke's shaking procedure,…

度量几何 · 数学 2022-05-16 Ansgar Freyer , Eduardo Lucas

We consider a generalization of the hyperplane problem to arbitrary measures in place of volume and to sections of lower dimensions. We prove this generalization for unconditional convex bodies and for duals of bodies with bounded volume…

度量几何 · 数学 2015-03-24 Alexander Koldobsky

An important problem in analytic and geometric combinatorics is estimating the number of lattice points in a compact convex set in a Euclidean space. Such estimates have numerous applications throughout mathematics. In this note, we exhibit…

数论 · 数学 2013-08-19 Lenny Fukshansky , Glenn Henshaw

In this paper we establish bounds on the number of vertices for a few classes of convex sublattice-free lattice polygons. The bounds are essential for proving the formula for the critical number of vertices of a lattice polygon that ensures…

数论 · 数学 2016-08-23 Nikolai Bliznyakov , Stanislav Kondratyev

We prove a sharp bound for the remainder term of the number of lattice points inside a ball, when averaging over a compact set of (not necessarily unimodular) lattices, in dimensions two and three. We also prove that such a bound cannot…

数论 · 数学 2013-11-13 Samuel Holmin

Minkowski's second theorem on successive minima gives an upper bound on the volume of a convex body in terms of its successive minima. We study the problem to generalize Minkowski's bound by replacing the volume by the lattice point…

度量几何 · 数学 2010-11-09 Christian Bey , Martin Henk , Matthias Henze , Eva Linke

This article is a survey of recent results on slicing inequalities for convex bodies. The focus is on the setting of arbitrary measures in place of volume.

度量几何 · 数学 2015-11-18 Alexander Koldobsky

We give an explicit upper bound on the volume of lattice simplices with fixed positive number of interior lattice points. The bound differs from the conjectural sharp upper bound only by a linear factor in the dimension. This improves…

组合数学 · 数学 2017-10-25 Gennadiy Averkov , Jan Krümpelmann , Benjamin Nill

The lattice size of a lattice polygon $P$ was introduced and studied by Schicho, and by Castryck and Cools in relation to the problem of bounding the total degree and the bi-degree of the defining equation of an algebraic curve. In this…

组合数学 · 数学 2023-12-22 Jenya Soprunova

Counting integer points in large convex bodies with smooth boundaries containing isolated flat points is oftentimes an intermediate case between balls (or convex bodies with smooth boundaries having everywhere positive curvature) and cubes…

泛函分析 · 数学 2019-09-10 Luca Brandolini , Giancarlo Travaglini

This article belongs to the area of geometric tomography, which is the study of geometric properties of solids based on data about their sections and projections. We describe a new direction in geometric tomography where different…

泛函分析 · 数学 2023-02-10 Apostolos Giannopoulos , Alexander Koldobsky , Artem Zvavitch

We find tight estimates for the minimum number of proper subspaces needed to cover all lattice points in an n-dimensional convex body symmetric about the origin. We also find the order of magnitude of the number of (n-1)-dimensional…

数论 · 数学 2024-11-18 Imre Bárány , Gergely Harcos , János Pach , Gábor Tardos

One of the most fruitful results from Minkowski's geometric viewpoint on number theory is his so called 1st Fundamental Theorem. It provides an optimal upper bound for the volume of an o-symmetric convex body whose only interior lattice…

组合数学 · 数学 2016-03-09 Bernardo González Merino , Matthias Henze

We state the formula for the critical number of vertices of a convex lattice polygon that guarantees that the polygon contains at least one point of a given sublattice and give a partial proof of the formula. We show that the proof can be…

数论 · 数学 2016-08-23 Nikolai Bliznyakov , Stanislav Kondratyev

We prove various estimates for the mean square lattice point discrepancy for dilates of a convex body.

经典分析与常微分方程 · 数学 2010-04-08 Alexander Iosevich , Eric Sawyer , Andreas Seeger

We study the slices or sections of a convex polytope by affine hyperplanes. We present results on two key problems: First, we provide tight bounds on the maximum number of vertices attainable by a hyperplane slice of $d$-polytope (a sort of…

组合数学 · 数学 2025-07-24 Jesús A. De Loera , Gyivan Lopez-Campos , Antonio J. Torres
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