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Related papers: A note on the (1, 1,..., 1) monopole metric

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In this paper, we establish bounds on the norm of multiplication operators on the Bloch space of the unit disk via weighted composition operators. In doing so, we characterize the isometric multiplication operators to be precisely those…

Functional Analysis · Mathematics 2022-07-27 Robert F. Allen , Flavia Colonna

We show that for almost every polynomial P(x,y) with complex coefficients, the difference of the logarithmic Mahler measures of P(x,y) and P(x,x^n) can be expanded in a type of formal series similar to an asymptotic power series expansion…

Number Theory · Mathematics 2011-11-14 John D. Condon

The purpose of this note is to characterize the asymptotic dimension $asdim(X)$ of metric spaces $X$ in terms similar to Property A of Yu: If $(X,d)$ is a metric space and $n\ge 0$, then the following conditions are equivalent: [a.]…

Metric Geometry · Mathematics 2019-11-18 M. Cencelj , J. Dydak , A. Vavpetic

This is the last article in a series of three initiated by the second author. We elaborate on the concepts and theorems constructed in the previous articles. In particular, we prove that the GH and the GGH uniformities previously introduced…

General Relativity and Quantum Cosmology · Physics 2015-06-25 Luca Bombelli , Johan Noldus

This is the first of two works concerning the Sobolev calculus on metric measure spaces and its applications. In this work, we focus on several notions of metric Sobolev space and on their equivalence. More precisely, we give a systematic…

Functional Analysis · Mathematics 2024-04-18 Luigi Ambrosio , Toni Ikonen , Danka Lučić , Enrico Pasqualetto

In this paper, we review the progress in the analysis of magnetic monopoles as generalized states in quantum mechanics. We show that the considered model contains rich algebraic structure that generates symmetries which have been utilized…

High Energy Physics - Theory · Physics 2018-03-14 Samuel Kováčik , Peter Prešnajder

Hyperbolic monopole motion is studied for well separated monopoles. It is shown that the motion of a hyperbolic monopole in the presence of one or more fixed monopoles is equivalent to geodesic motion on a particular submanifold of the full…

High Energy Physics - Theory · Physics 2008-11-26 G. W. Gibbons , C. M. Warnick

This paper defines the pressure metric on the Moduli space of Margulis spacetimes without cusps and shows that it is positive definite on the constant entropy sections. It also demonstrates an identity regarding the variation of the…

Differential Geometry · Mathematics 2021-05-14 Sourav Ghosh

A metric measure space $(X,\mu)$ is 1-regular if \[0< \lim_{r\to 0} \frac{\mu(B(x,r))}{r}<\infty\] for $\mu$-a.e $x\in X$. We give a complete geometric characterisation of the rectifiable and purely unrectifiable part of a 1-regular measure…

Metric Geometry · Mathematics 2025-01-13 David Bate

Classical and quantum dynamics of two distinct BPS monopoles in the case of non-aligned Higgs fields are studied on the basis of the recently determined low energy effective theory. Despite the presence of a specific potential together with…

High Energy Physics - Theory · Physics 2009-10-31 Choonkyu Lee , Kimyeong Lee

We define and study certain hyperkaehler manifolds which capture the asymptotic behaviour of the SU(2)-monopole metric in regions where monopoles break down into monopoles of lower charges. The rate at which these new metrics approximate…

High Energy Physics - Theory · Physics 2008-11-26 Roger Bielawski

In this note we essentially simplify the proof of the main result in one paper from leading computer science conference 25th ACM Symposium on Parallelism in Algorithms and Architectures (see [3].) We also present direct method and give…

Systems and Control · Computer Science 2018-08-03 Rafal Kapelko

We formalize the ``metric bundle'' viewpoint by defining, for any smooth $n$--manifold $M$, the open fiberwise cones $\mathcal{G}^{p,q}\subset S^2\Tstar M$ of nondegenerate symmetric bilinear forms with fixed signature $(p,q)$, and we…

Differential Geometry · Mathematics 2025-10-21 Shouvik Datta Choudhury

We discuss how asymptotic quantities, originally introduced on null infinity in terms of Bondi-type gauge conditions, can be calculated near space-like infinity to any desired precision.

General Relativity and Quantum Cosmology · Physics 2017-09-27 Helmut Friedrich , Janos Kannar

In this paper, we show that harmonic Bloch mappings are Lipschitz continuous with respect to the pseudo-hyperbolic metric. This result improves the corresponding result of Theorem 1 of [P. Ghatage, J. Yan, and D. Zheng, Composition…

Complex Variables · Mathematics 2021-04-14 Jie Huang , Antti Rasila , Jian-Feng Zhu

In this paper we introduce a metrics on the space of idempotent probability measures on a given compactum, which extends the metrics on the compactum. It is proven the introduced metrics generates the pointwise convergence topology on the…

General Topology · Mathematics 2019-05-13 Adilbek Atakhanovich Zaitov

For a (compact) subset $K$ of a metric space and $\varepsilon > 0$, the {\em covering number} $N(K , \varepsilon )$ is defined as the smallest number of balls of radius $\varepsilon$ whose union covers $K$. Knowledge of the {\em metric…

Functional Analysis · Mathematics 2008-02-03 Stanislaw J. Szarek

A deformed Nahm equation for the BPS equation in the noncommutative N=4 supersymmetric U(2) Yang-Mills theory is obtained. Using this, we constructed explicitly a monopole solution of the noncommutative BPS equation to the linear order of…

High Energy Physics - Theory · Physics 2015-06-26 Dongsu Bak

For three conspicuous gauge groups, namely, SU(2), SU(3) and SO(5), and at first order in the noncommutative parameter matrix h\theta^{\mu\nu}, we construct smooth monopole --and, some two-monopole-- fields that solve the noncommutative…

High Energy Physics - Theory · Physics 2010-10-27 C. P. Martin , C. Tamarit

We consider certain q-series depending on parameters (A,B,C), where A is a positive definite r times r matrix, B is an r-vector and C is a scalar, and ask when these q-series are modular forms. Werner Nahm conjectured a criterion for which…

Number Theory · Mathematics 2016-09-20 Masha Vlasenko , Sander Zwegers