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A new framework for studying superspace is given, based on methods from Clifford analysis. This leads to the introduction of both orthogonal and symplectic Clifford algebra generators, allowing for an easy and canonical introduction of a…

High Energy Physics - Theory · Physics 2007-07-20 Hendrik De Bie , Frank Sommen

The linearization of a quadratic form gives rise to a Clifford algebra structure, as seen in Dirac's factorization of the d'Alembert operator. A similar structure known as a generalized Clifford algebra arises from the continuation of this…

Mathematical Physics · Physics 2023-05-16 Erin T. Albertin , Zachary P. Bradshaw , Kaitlyn M. Kirt , Kathryn E. Long , Anthony Nguyen

A three-dimensional Riccati differential equation of complex quaternion-valued functions is studied. Many properties similar to those of the ordinary differential Riccati equation such that linearization and Picard theorem are obtained. Lie…

Mathematical Physics · Physics 2017-10-18 Charles Papillon , Sébastien Tremblay

We consider the extension of the Jackson calculus into higher dimensions and specifically into Clifford analysis.

Complex Variables · Mathematics 2022-05-16 Martha Lina Zimmermann , Swanhild Bernstein , Baruch Schneider

This paper deals with a certain class of second-order conformally invariant operators acting on functions taking values in particular (finite-dimensional) irreducible representations of the orthogonal group. These operators can be seen as a…

Mathematical Physics · Physics 2015-01-27 Hendrik De Bie , David Eelbode , Matthias Roels

We study conditions under which a partial differential operator of arbitrary order $n$ in two variables or ordinary linear differential operator admits a factorization with a first-order factor on the left. The factorization process…

Mathematical Physics · Physics 2015-06-26 R. Beals , E. Kartashova

Quaternionic Clifford analysis is a recent new branch of Clifford analysis, a higher dimensional function theory which refines harmonic analysis and generalizes to higher dimension the theory of holomorphic functions in the complex plane.…

Complex Variables · Mathematics 2016-04-07 Fred Brackx , Hennie De Schepper , David Eelbode , Roman Lavicka , Vladimir Soucek

The Clifford operators are an important and well-studied subset of quantum operations, in both the qubit and higher-dimensional qudit cases. While there are many ways to characterize this set, this paper aims to provide an ideal…

Quantum Physics · Physics 2014-07-16 J. M. Farinholt

In this article, we firstly introduce higher spin Clifford analysis, which are considered as generalizations of classical Clifford analysis by considering functions taking values in irreducible representations of the spin group. Then, we…

Mathematical Physics · Physics 2024-02-06 Chao Ding , John Ryan

This paper deals with the problem of factorizing integer powers of the Laplace operator acting on functions taking values in higher spin representations. This is a far-reaching generalization of the well-known fact that the square of the…

Representation Theory · Mathematics 2011-01-18 David Eelbode , Dalibor Smid

In the present article we study basic aspects of the symplectic version of Clifford analysis associated to the symplectic Dirac operator. Focusing mostly on the symplectic vector space of real dimension $2$, this involves the analysis of…

Symplectic Geometry · Mathematics 2016-05-24 Hendrik De Bie , Marie Holíková , Petr Somberg

We study Schr\"odinger operators given by positive quadratic forms on infinite graphs. From there, we develop a criticality theory for Schr\"odinger operators on general weighted graphs.

Spectral Theory · Mathematics 2017-09-01 Matthias Keller , Yehuda Pinchover , Felix Pogorzelski

We present a new Clifford-valued linear canonical Stockwell transform aimed at providing efficient and focused representation of Clifford-valued functions in high-dimensional time-frequency analysis. This transform improves upon the…

General Mathematics · Mathematics 2024-12-03 Yi-Qiao Xu , Bing-Zhao Li

The aim of this work is to study the numerical solution of the nonlinear Schrodinger problem using a combination between Witt basis and finite difference approximations. We construct a discrete fundamental solution for the non-stationary…

Numerical Analysis · Mathematics 2011-02-17 P. Cerejeiras , N. Faustino , N. Vieira

A generalized version of the creation and annihilation operators is constructed and the factorization of the Schr\"odinger equation is investigated. It is shown that the generalized version of factorization operators yield a factorization…

Mathematical Physics · Physics 2017-01-31 L. C. N. Santos , C. C. Barros

The fundamental solutions of the super Dirac and Laplace operators and their natural powers are determined within the framework of Clifford analysis.

Analysis of PDEs · Mathematics 2007-07-20 Hendrik De Bie , Frank Sommen

We consider factorizations of the stationary and non-stationary Schroedinger equation in R^n which are based on appropriate Dirac operators. These factorizations lead to a Miura transform which is an analogue of the classical…

Complex Variables · Mathematics 2007-05-23 Swanhild Bernstein

We study factorizations of operator valued functions of weighted Schur classes over multiply-connected domains. There is a correspondence between functions from weighted Schur classes and so-called ``conservative curved'' systems introduced…

Functional Analysis · Mathematics 2007-05-23 Alexey Tikhonov

We provide a probabilistic characterization of criticality, subcriticality, and supercriticality for subordinated Schr\"{o}dinger operators. We also investigate the relationship between the subcriticality of these operators and the uniform…

Analysis of PDEs · Mathematics 2026-04-10 Takumu Ooi , Motohiro Sobajima

In this article we develop few of the analogous theoretical results of Clifford analysis over Orlicz-Sobolev spaces and study mapping properties of the Dirac operator and the Teodorescu transform over these function spaces. We also get…

Functional Analysis · Mathematics 2014-10-01 Dejenie Alemayehu Lakew , Mulugeta Alemayehu Dagnaw
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