English
Related papers

Related papers: On Complex Analytic tools, and the Holomorphic Rot…

200 papers

We present an innovative approach to dimensional analysis, referred to as augmented dimensional analysis and based on a representation theorem for complete quantity functions with a scaling-covariant scalar representation. This new theorem,…

Mathematical Physics · Physics 2024-08-09 Dan Jonsson

In this paper, we give Poisson and Cauchy representation theorems in Hardy-Orlicz spaces on the upper complex half-plane. We use these theorems for the construction of dual spaces of certain Hardy-Orlicz spaces and also for the…

Functional Analysis · Mathematics 2023-08-04 Jean-Marcel Tanoh Dje , Justin Feuto

Circular-harmonic spectra are a compact representation of local image features in two dimensions. It is well known that the computational complexity of such transforms is greatly reduced when polar separability is exploited in steerable…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Hugh L Kennedy

We study harmonic functions for the Laplace-Beltrami operator on the real hyperbolic ball. We obtain necessary and sufficient conditions for this functions and their normal derivatives to have a boundary distribution.In doing so, we put…

Classical Analysis and ODEs · Mathematics 2007-05-23 Philippe Jaming

In this short survey article, we showcase a number of non-trivial geometric problems that have recently been resolved by marrying methods from functional calculus and real-variable harmonic analysis. We give a brief description of these…

Differential Geometry · Mathematics 2019-09-18 Lashi Bandara

We study a class of evolutionary partial differential systems with two components related to second order (in time) non-evolutionary equations of odd order in spatial variable. We develop the formal diagonalisation method in symbolic…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 Vladimir S. Novikov , Jing Ping Wang

In this work we propose composition products in the class of complex harmonic functions so that the composition of two such functions is again a complex harmonic function. From here we begin the study of the iterations of the functions of…

Complex Variables · Mathematics 2022-02-08 Luis E. Benítez , Raúl Felipe

We combine the coordinate method and Erlangen program in the framework of noncommutative geometry through an investigation of symmetries of noncommutative coordinate algebras. As the model we use the coherent states construction and the…

Mathematical Physics · Physics 2009-09-25 Vladimir V. Kisil

We develop representations for bicomplex-valued functions in Hardy classes that generalize the complex holomorphic Hardy spaces. Using these representations, we show these functions have boundary values in the sense of distributions that…

Complex Variables · Mathematics 2025-10-07 William L. Blair

This paper is dedicated to the analysis and detailed study of a procedure to generate both the weighted arithmetic and harmonic means of $n$ positive real numbers. Together with this interpretation, we prove some relevant properties that…

Numerical Analysis · Mathematics 2022-02-21 S. Amat , P. Ortiz , J. Ruiz , J. C. Trillo , D. F. Yañez

General estimates from below of holomorphic and subharmonic functions play one of the key roles in the theory of growth of holomorphic and subharmonic functions and in general in the theory of potential. At the same time, the most diverse…

Complex Variables · Mathematics 2022-12-21 B. N. Khabibullin

Methods developed for the analysis of non-linear integrable models are used in the harmonic superspace (HS) framework. These methods, when applied to the HS, can lead to extract more information about the meaning of integrability in…

High Energy Physics - Theory · Physics 2009-10-31 M. Hssaini , M. Kessabi , B. Maroufi , M. B. Sedra

We study the Harmonic and Dirac Oscillator problem extended to a three-dimensional noncom- mutative space where the noncommutativity is induced by a shift of the dynamical variables with generators of SL(2;R) in a unitary irreducible…

Mathematical Physics · Physics 2016-11-26 F. Vega

The symmetry algebra of the two-dimensional quantum harmonic oscillator with rational ratio of frequencies is identified as a non-linear extension of the u(2) algebra. The finite dimensional representation modules of this algebra are…

High Energy Physics - Theory · Physics 2007-05-23 Dennis Bonatsos , C. Daskaloyannis , P. Kolokotronis , D. Lenis

We continue our discussion from part I.

Representation Theory · Mathematics 2007-05-23 Bernhard Kroetz , Robert J. Stanton

Harmonic analysis is a tool to infer cosmic topology from the measured astrophysical cosmic microwave background CMB radiation. For overall positive curvature, Platonic spherical manifolds are candidates for this analysis. We combine the…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Peter Kramer

This paper develops theory for a newly-defined bicomplex hyperbolic harmonic function with four real-dimensional inputs, in a way that generalizes the connection between real harmonic functions with two real-dimensional inputs and complex…

Complex Variables · Mathematics 2025-10-23 William Johnston , Sara Moore , Rebecca G. Wahl

Superoscillations have roots in various scientific disciplines, including optics, signal processing, radar theory, and quantum mechanics. This intriguing mathematical phenomenon permits specific functions to oscillate at a rate surpassing…

Complex Variables · Mathematics 2024-03-12 F. Colombo , I. Sabadini , D. C. Struppa , A. Yger

Geometrical constraints imposed on higher dimensional harmonic lattices generally lead to nonlinear dynamical lattice models. Helical lattices obtained by such a procedure are shown to be described by sine- plus linear-lattice equations.…

Pattern Formation and Solitons · Physics 2009-11-10 S. Takeno , S. V. Dmitriev , P. G. Kevrekidis , A. R. Bishop

This paper is devoted to certain applications of classical Whitney decomposition of the upper half space R^n+1 to various problems in harmonic function spaces in the upper half space.We obtain sharp new assertions on embeddings,distances…

Functional Analysis · Mathematics 2013-05-14 Milos Arsenovic , Romi F. Shamoyan