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Related papers: On Gromov's Waist of the Sphere Theorem

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We generalize the sphere waist theorem of Gromov and the Borsuk--Ulam type measure partition lemma of Gromov--Memarian for maps to manifolds.

Metric Geometry · Mathematics 2013-08-23 R. N. Karasev , A. Yu. Volovikov

We answer a question of M. Gromov on the waist of the unit ball.

Metric Geometry · Mathematics 2017-12-25 Arseniy Akopyan , Roman Karasev

In this paper we find a tight estimate for Gromov's waist of the balls in spaces of constant curvature, deduce the estimates for the balls in Riemannian manifolds with upper bounds on the curvature ($\mathrm{CAT}(\kappa)$-spaces), and…

Metric Geometry · Mathematics 2018-11-16 Arseniy Akopyan , Roman Karasev

We prove several new results around Gromov's waist theorem. We give a simple proof of Vaaler's theorem on sections of the unit cube using the Borsuk--Ulam--Crofton technique. We consider waists of real and complex projective spaces, flat…

Differential Geometry · Mathematics 2019-12-30 Arseniy Akopyan , Alfredo Hubard , Roman Karasev

In this paper we give a lower bound on the waist of the unit sphere of a uniformly convex normed space by using the localization technique in codimension greater than one and a strong version of the Borsuk-Ulam theorem. The tools used in…

Metric Geometry · Mathematics 2019-02-20 Yashar Memarian

We will present a new proof of the Gromoll-Grove diameter rigidity theorem.

Differential Geometry · Mathematics 2007-05-23 Jianguo Cao , Hongyan Tang

In this article, we introduce the notion of good map and use it to establish Gromov-Witten theory for orbifolds.

Algebraic Geometry · Mathematics 2007-05-23 Weimin Chen , Yongbin Ruan

The goal of this article is to motivate and describe how Gromov-Witten theory can and has provided tools to understand the moduli space of curves. For example, ideas and methods from Gromov-Witten theory have led to both conjectures and…

Algebraic Geometry · Mathematics 2007-05-23 Ravi Vakil

In this paper I present a comparison theorem for the waist of Riemannian manifolds with positive sectional curvature. The main theorem of this paper gives a partial positive answer to a conjecture formulated by M.Gromov in [8]. The content…

Metric Geometry · Mathematics 2013-12-04 Yashar Memarian

We will give a new proof for the Gromov's theorem on almost flat manifolds, which is an inductive proof on dimension.

Differential Geometry · Mathematics 2022-11-18 Xiaochun Rong

We study the Gromov waist in the sense of $t$-neighborhoods for measures in the Euclidean space, motivated by the famous theorem of Gromov about the waist of radially symmetric Gaussian measures. In particular, it turns our possible to…

Metric Geometry · Mathematics 2022-02-03 Arseniy Akopyan , Roman Karasev

The aim of this paper is twofold. The first is to give a quantitative version of Schmidt's subspace theorem for arbitrary families of higher degree polynomials. The second is to give a generalization of the subspace theorem for arbitrary…

Number Theory · Mathematics 2023-08-01 Si Duc Quang

Our goal in the present paper is to give a new ergodic proof of a well-known Veech's result, build upon our previous works.

Dynamical Systems · Mathematics 2017-03-07 Panagiotis Georgopoulos

The paper is devoted to geometrical investigation of the Gromov-Hausdorff distance on the classes of all metric spaces and of all bounded metric spaces. The main attention is paid to pass connectivity questions. The pass connected…

Metric Geometry · Mathematics 2022-04-06 A. Ivanov , R. Tsvetnikov , A. Tuzhilin

We re-prove Gromov's non-squeezing theorem by applying Polyfold Theory to a simple Gromov-Witten moduli space. Thus we demonstrate how to utilize the work of Hofer-Wysocki-Zehnder to give proofs involving moduli spaces of pseudoholomorphic…

Symplectic Geometry · Mathematics 2020-10-15 Franziska Beckschulte , Ipsita Datta , Irene Seifert , Anna-Maria Vocke , Katrin Wehrheim

In a recent work Brevik \emph{et al.} have offered formal proofs of two results which figure prominently in calculations of the Casimir pressure on a sphere. It is shown by means of simple counterexamples that each of those proofs is…

Quantum Physics · Physics 2015-06-26 C. R. Hagen

The goal of these notes is to provide an informal introduction to Gromov-Witten theory with an emphasis on its role in counting curves in surfaces. These notes are based on a talk given at the Fields Institute during a week-long conference…

Algebraic Geometry · Mathematics 2014-07-07 Simon Rose

The original proof of the Gromov's non-squeezing theorem [Gro85] is based on pseudo-holomorphic curves. The central ingredient is the compactness of the moduli space of pseudo-holomorphic spheres in the symplectic manifold…

Symplectic Geometry · Mathematics 2024-12-25 Shah Faisal

The purpose of this paper is to study how small orbits of periodic homemorphisms of spheres can be.

Geometric Topology · Mathematics 2014-10-01 L. Montejano , E. V. Shchepin

In this book, we study Gromov's metric geometric theory on the space of metric measure spaces, based on the idea of concentration of measure phenomenon due to L\'evy and Milman. Although most of the details are omitted in the original…

Metric Geometry · Mathematics 2014-10-03 Takashi Shioya
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