Results 11 to 20 of about 128,747 (328)

The mathematical characteristic of the Laplace contour filters used in digital image processing. The third order filters [PDF]

open access: yesAdvances in Geodesy and Geoinformation, 2022
The Laplace operator is a differential operator which is used to detect edges of objects in digital images. This paper presents the properties of the most commonly used third-order 3x3 pixels Laplace contour filters including the difference schemes used ...
Ireneusz Winnicki   +3 more
doaj   +1 more source

Ten Equivalent Definitions of the Fractional Laplace Operator [PDF]

open access: greenFractional Calculus and Applied Analysis, 2017
Mateusz Kwaśnicki
exaly   +2 more sources

A characterization for $B$-singular integral operator and its commutators on generalized weighted $B$-Morrey spaces

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2023
We study the maximal operator $M_{\gamma}$ and the singular integral operator $A_{\gamma}$, associated with the generalized shift operator. The generalized shift operators are associated with the Laplace-Bessel differential operator.
J.J. Hasanov, I. Ekincioglu, C. Keskin
doaj   +1 more source

Laplace Operator with Caputo-Type Marichev–Saigo–Maeda Fractional Differential Operator of Extended Mittag-Leffler Function

open access: yesDiscrete Dynamics in Nature and Society, 2021
In this paper, the Laplace operator is used with Caputo-Type Marichev–Saigo–Maeda (MSM) fractional differentiation of the extended Mittag-Leffler function in terms of the Laplace function.
Adnan Khan   +3 more
doaj   +1 more source

The standard Laplace operator [PDF]

open access: yesmanuscripta mathematica, 2018
The standard Laplace operator is a generalization of the Hodge Laplace operator on differential forms to arbitrary geometric vector bundles, alternatively it can be seen as generalization of the Casimir operator acting on sections of homogeneous vector bundles over symmetric spaces to general Riemannian manifolds.
Uwe Semmelmann, Gregor Weingart
openaire   +2 more sources

Analysis of Volterra Integrodifferential Equations with the Fractal-Fractional Differential Operator

open access: yesComplexity, 2023
In this paper, a class of integrodifferential equations with the Caputo fractal-fractional derivative is considered. We study the exact and numerical solutions of the said problem with a fractal-fractional differential operator.
null Kamran   +5 more
doaj   +1 more source

Laplace Operator In Irregular Domain [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2014
The aim of this paper is to prove that Laplace operator depending on nine points in irregular domains is of order two in addition, some examples as an applications for this operator are given.
Ali A. Mhassin
doaj   +1 more source

Modified Atangana-Baleanu fractional operators involving generalized Mittag-Leffler function

open access: yesAlexandria Engineering Journal, 2023
In this paper, we are going to deal with fractional operators (FOs) with non-singular kernels which is not an easy task because of its restriction at the origin.
Wen-Hua Huang   +5 more
doaj   +1 more source

Laplace and Dirac operators on graphs

open access: yesLinear and Multilinear Algebra, 2022
Discrete versions of the Laplace and Dirac operators haven been studied in the context of combinatorial models of statistical mechanics and quantum field theory. In this paper we introduce several variations of the Laplace and Dirac operators on graphs, and we investigate graph-theoretic versions of the Schr dinger and Dirac equation.
Beata Casiday   +4 more
openaire   +2 more sources

A QUANTUM APPROACH TO LAPLACE OPERATORS [PDF]

open access: yesInfinite Dimensional Analysis, Quantum Probability and Related Topics, 2006
In this paper, a theory of stochastic processes generated by quantum extensions of Laplacians is developed. Representations of the associated heat semigroups are discussed by means of suitable time shifts. In particular the quantum Brownian motion associated to the Lévy–Laplacian is obtained as the usual Volterra–Gross Laplacian using the Cesàro ...
ACCARDI, LUIGI   +2 more
openaire   +2 more sources

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