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Related papers: Some remarks on the Cassinian metric

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This paper was withdrawn by the author due to an error in the proof of the main result; essentially the parameter R used in the proof may depend on the manifold (M, g), not just on dimension and pinching constant.

Differential Geometry · Mathematics 2007-05-23 Michael T. Anderson

In this paper we analyze the status of some `unbelievable results' presented in the paper `On Some Contradictory Computations in Multi-Dimensional Mathematics' [1] published in Nonlinear Analysis, a journal indexed in the Science Citation…

General Mathematics · Mathematics 2007-05-23 E. Capelas de Oliveira , W. A. Rodrigues

In this paper, we introduce an asymmetric metric on the space of marked Euclidean triangles, and we prove several properties of this metric, including two equivalent definitions of this metric, one of them comparing ratios of functions of…

Geometric Topology · Mathematics 2025-04-25 Ismail Saglam , Ken'Ichi Ohshika , Athanase Papadopoulos

We establish several inequalities for manifolds with positive scalar curvature and, more generally, for the scalar curvature bounded from below, in the spirit of the classical bound on the distances between conjugates points in surfaces…

Differential Geometry · Mathematics 2018-10-30 Misha Gromov

We study the effects on length spaces imposed by quadratic inequalities on the six distances between the points in every quadruple.

Differential Geometry · Mathematics 2025-12-04 Nina Lebedeva , Anton Petrunin , Vladimir Zolotov

Angular equivalence of norms is introduced by Kikianty and Sinnamon (2017) and is a stronger notion than the usual topological equivalence. Given two angularly equivalent norms, if one norm has a certain geometrical property, e.g. uniform…

Functional Analysis · Mathematics 2022-02-01 Eder Kikianty

The aim of the present article is to give an introduction to the concept of quasi-unitary equivalence and to define several (pseudo-)metrics on the space of self-adjoint operators acting possibly in different Hilbert spaces. As some of the…

Functional Analysis · Mathematics 2025-04-30 Olaf Post , Jan Simmer

To prove by probabilistic methods that every $(n-1)$-dimensional section of the unit cube in $R^n$ has volume at most $\sqrt 2$, K. Ball made essential use of the inequality $$ \frac{1}{\pi}\int_{-\infty}^{\infty} \left(\frac{\sin^2…

Functional Analysis · Mathematics 2017-08-29 Susanna Spektor

We prove fractional Hardy--Sobolev--Maz'ya inequality for balls and a half-space, partially answering the open problem posed by Frank and Seiringer [arXiv:0906.1561v1 [math.FA], 2009] We note that for half-spaces this inequality has been…

Functional Analysis · Mathematics 2015-03-17 Bartłomiej Dyda

In this paper, weighted Bergman spaces on the unit ball in C^n are investigated. A characterization of the Carleson embeddings is established. Pointwise and norm estimates on the reproducing kernel function of weighted Bergman spaces on the…

Complex Variables · Mathematics 2026-05-26 Nihat Gökhan Göğüş , Sinem Yelda Sönmez

Some new sufficient conditions for the weighted Chebyshev's inequality for real numbers to hold are provided.

Classical Analysis and ODEs · Mathematics 2007-05-23 Sever Silvestru Dragomir

In this article we prove some identities which allow us to evaluate some multiple unit square integrals. In our examples we will give the value of some double and triple integrals. Then, we prove several classical integral formulas with the…

Classical Analysis and ODEs · Mathematics 2017-05-15 Juan Carlos Sampedro

By use of a modified Nunokawa's lemma, we obtain some new conditions for univalence. Also, some sharp inequalities concerning univalent functions are presented.

Complex Variables · Mathematics 2018-12-20 M. M. Motamedinezhad , R. Kargar

In this presentation, I review the status of selected Cabibbo-Kobayashi-Maskawa (CKM) matrix elements and their role in the Unitarity Triangle (UT). Since this conference concluded, many new results have been finalized and are included in…

High Energy Physics - Phenomenology · Physics 2010-11-23 Helmut Marsiske

The goals of this paper are threefold. First, we show that a counterpart of the Newman bound related to the Chui conjecture is valid in the case where the gradient of Coulomb potential is generated by arbitrary positive charges placed at…

Classical Analysis and ODEs · Mathematics 2026-05-13 Evgueni Doubtsov , Anton Tselishchev , Ioann Vasilyev

Similarity metric which is not positive definite, and present a general theorem which provides a large family of similarity metrics which are positive definite.

Functional Analysis · Mathematics 2023-07-21 Daniel Alpay , Liora Mayats-Alpay

It is shown that there exists a dihedral acute triangulation of the three-dimensional cube. The method of constructing the acute triangulation is described, and symmetries of the triangulation are discussed.

Computational Geometry · Computer Science 2009-09-30 Evan VanderZee , Anil N. Hirani , Vadim Zharnitsky , Damrong Guoy

Sharp Moser-Trudinger type inequalities and their extremal functions play an important role in studying nonlinear PDEs and geometry. We establish a new sharp Moser-Trudinger type inequality in the upper half space in two dimensions and…

Analysis of PDEs · Mathematics 2025-01-07 Yubo Ni

In this short note we give an interpretation of the Kirchheim-Magnani counterexample to metric differentiability in terms of dilatation structures.

Metric Geometry · Mathematics 2007-10-09 Marius Buliga

In this paper we discuss the unitary inequivalentness in quantum physics. Then based on some of the current outstanding problems in theoretical physics, we will show the important role of this concept to better understand the physical…

Quantum Physics · Physics 2017-02-07 Arman Stepanian , Mahsa Kohandel