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The possibilities that, in the realm of the detection of the so--called deformed dispersion relation, a light source with a continuous distribution of frequencies offers is discussed. It will be proved that the presence of finite coherence…

广义相对论与量子宇宙学 · 物理学 2009-11-11 Abel Camacho

The deformed supersymmetric sine-Gordon model, obtained through known deformation of the corresponding potential, is found to be quasi-integrable, like its non-supersymmetric counterpart, which was observed earlier. The system expectedly…

可精确求解与可积系统 · 物理学 2016-12-21 Kumar Abhinav , Partha Guha

There exists a proper holomorphic mapping between balls of different dimensions such that it does not extend continuously to the boundary. The aim of this paper is to show the same phenomenon occurs for pseudoconvex domains of different…

复变函数 · 数学 2024-06-07 Atsushi Hayashimoto

We study dynamics in a neighborhood of a nonhyperbolic fixed point or an irreducible homoclinic tangent point. General type conditions for the existence of infinite sets of periodic points are obtained. A new method, based on the study of…

动力系统 · 数学 2011-12-20 Sergey Kryzhevich , Sergei Pilyugin

We construct the exact position representation of a deformed quantum mechanics which exhibits an intrinsic maximum momentum and use it to study problems such as a particle in a box and scattering from a step potential, among others. In…

高能物理 - 理论 · 物理学 2012-07-09 Chee-Leong Ching , Rajesh Parwani

This paper concerns with deformations of noncompact complex hyperbolic manifolds (with locally Bergman metric), varieties of discrete representations of their fundamental groups into $PU(n,1)$ and the problem of (quasiconformal) stability…

微分几何 · 数学 2009-09-25 Boris Apanasov

We characterize certain noncommutative domains in terms of noncommutative holomorphic equivalence via a pseudometric that we define in purely algebraic terms. We prove some properties of this pseudometric and provide an application to free…

算子代数 · 数学 2019-10-15 Serban Belinschi , Victor Vinnikov

In this paper we use the deformation procedure introduced in former work on deformed defects to investigate several new models for real scalar field. We introduce an interesting deformation function, from which we obtain two distinct…

高能物理 - 理论 · 物理学 2008-11-26 D. Bazeia , M. A. González León , L. Losano , J. Mateos Guilarte

We establish sharp dynamical implications of convexity on symmetric spheres that do not follow from dynamical convexity. It allows us to show the existence of elliptic and non-hyperbolic periodic orbits and to furnish new examples of…

辛几何 · 数学 2022-04-27 Miguel Abreu , Leonardo Macarini

In this paper, we investigate some dynamical properties near a nonhyperbolic fixed point. Under some conditions on the higher nonlinear terms, we establish a stable manifold theorem and a degenerate Hartman theorem. Furthermore, the finite…

动力系统 · 数学 2025-02-25 Meihua Jin , Shihao Meng , Yunhua Zhou

A class of three-dimensional models which satisfy supersymmetric intertwining relations with the simplest - oscillator-like - variant of shape invariance is constructed. It is proved that the models are not amenable to conventional…

高能物理 - 理论 · 物理学 2015-06-12 M. S. Bardavelidze , F. Cannata , M. V. Ioffe , D. N. Nishnianidze

We provide a framework to classify hyperbolic monopoles with continuous symmetries and find a Structure Theorem, greatly simplifying the construction of all those with spherically symmetry. In doing so, we reduce the problem of finding…

数学物理 · 物理学 2024-07-03 C. J. Lang

Conformal defects -- extended objects in conformal field theories -- carry localised excitations inherited from symmetry currents, known as the displacements and tilts. They capture the linear response of the defect to deformations of its…

高能物理 - 理论 · 物理学 2025-12-19 Nadav Drukker , Ziwen Kong , Petr Kravchuk

In this paper, we define a new conformal invariant on complete non-compact hyperbolic surfaces that can be conformally compactified to bounded domains in $\mathbb{C}$. We study and compute this invariant up to one-connected surfaces. Our…

微分几何 · 数学 2025-01-01 Jinyang Wu

In the past ten years, the ideas of supersymmetry have been profitably applied to many nonrelativistic quantum mechanical problems. In particular, there is now a much deeper understanding of why certain potentials are analytically solvable…

高能物理 - 理论 · 物理学 2010-11-01 Fred Cooper , Avinash Khare , Uday Sukhatme

Metric learning aims to learn a highly discriminative model encouraging the embeddings of similar classes to be close in the chosen metrics and pushed apart for dissimilar ones. The common recipe is to use an encoder to extract embeddings…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Aleksandr Ermolov , Leyla Mirvakhabova , Valentin Khrulkov , Nicu Sebe , Ivan Oseledets

A deformed boson algebra is naturally introduced from studying quantum mechanics on noncommutative phase space in which both positions and momenta are noncommuting each other. Based on this algebra, corresponding intrinsic noncommutative…

数学物理 · 物理学 2009-04-03 Bing-Sheng Lin , Si-Cong Jing

We extend Fedosov deformation quantization to general contact manifolds. Unlike the case of symplectic manifolds, not every classical observable on a contact manifold is generally quantized. On examination of possible obstructions to…

数学物理 · 物理学 2023-01-04 Boris M. Elfimov , Alexey A. Sharapov

Commuting and noncommuting space-time coordinates in a class of deformed special relativity theories are investigated. Their momentum space representation, transformation behaviour, space-time algebra, invariants and the corresponding field…

广义相对论与量子宇宙学 · 物理学 2017-06-13 Clemens Heuson

The noncommutativity concept has wide range of applications in physical and mathematical theories. Noncommutativity in the position-time coordinates concerns the microscale structure of space-time. the noncommutativity is an intrinsic…

广义相对论与量子宇宙学 · 物理学 2023-10-24 Behrooz Malekolkalami , Taimur Mohammadi