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Dual Numbers and Operational Umbral Methods [PDF]

open access: goldAxioms, 2019
Dual numbers and their higher-order version are important tools for numerical computations, and in particular for finite difference calculus. Based on the relevant algebraic rules and matrix realizations of dual numbers, we present a novel point of view,
Nicolas Behr   +3 more
doaj   +7 more sources

On tertions and dual numbers [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
In a previous author's paper [1], the mathematical object called "tertion" was discussed. Some operations over tertions were introduced and their properties were studied. There, it was showed that the complex numbers and quaternions can be represented by
Krassimir T. Atanassov
doaj   +3 more sources

Dual Numbers Approach in Multiaxis Machines Error Modeling [PDF]

open access: goldJournal of Applied Mathematics, 2014
Multiaxis machines error modeling is set in the context of modern differential geometry and linear algebra. We apply special classes of matrices over dual numbers and propose a generalization of such concept by means of general Weil algebras.
Jaroslav Hrdina, Petr Vašík
doaj   +3 more sources

Parallel dual-numbers reverse AD

open access: yesJournal of Functional Programming, 2022
Abstract Where dual-numbers forward-mode automatic differentiation (AD) pairs each scalar value with its tangent value, dual-numbers reverse-mode AD attempts to achieve reverse AD using a similarly simple idea: by pairing each scalar value with a backpropagator function.
TOM J. SMEDING, MATTHIJS I. L. VÁKÁR
semanticscholar   +9 more sources

Dual Leonardo numbers

open access: yesAIMS Mathematics, 2023
This paper introduced the concept of dual Leonardo numbers to generalize the earlier studies in harmony and establish key formulas, including the Binet formula and the generating function. Both were employed to obtain specific elements from the sequence.
Adnan Karataş
doaj   +3 more sources

Polynomial functions on rings of dual numbers over residue class rings of the integers [PDF]

open access: greenMathematica Slovaca, 2021
The ring of dual numbers over a ring R is R[α] = R[x]/(x2), where α denotes x + (x2). For any finite commutative ring R, we characterize null polynomials and permutation polynomials on R[α] in terms of the functions induced by their coordinate ...
Hasan Al-Ezeh   +2 more
openalex   +3 more sources

On Simple Transitive 2-representations of Bimodules over the Dual Numbers [PDF]

open access: greenAlgebras and Representation Theory, 2020
We study the problem of classification of simple transitive 2-representations for the (non-finitary) 2-category of bimodules over the dual numbers. We show that simple transitive 2-representations with finitary apex are necessarily of rank 1 or 2, and ...
Helena Jonsson
openalex   +3 more sources

Dual-Gaussian Pell and Pell-Lucas numbers

open access: diamondCumhuriyet Science Journal, 2022
In this study, we define a new type of Pell and Pell-Lucas numbers which are called dual-Gaussian Pell and dual-Gaussian Pell-Lucas numbers. We also give the relationship between negadual-Gaussian Pell and Pell-Lucas numbers and dual-complex Pell
Hasan Gökbaş
doaj   +2 more sources

Higher Order Automatic Differentiation with Dual Numbers

open access: diamondPeriodica Polytechnica Electrical Engineering and Computer Science, 2020
In engineering applications, we often need the derivatives of functions defined by a program. The approach chosen for derivative computation must be algebraic to allow computer implementation.
László Szirmay‐Kalos
openalex   +3 more sources

Kinematic Applications of Hyper-Dual Numbers

open access: bronzeInternational Electronic Journal of Geometry, 2021
Hyper-dual numbers are a new number system that is an extension of dual numbers. A hyper-dual number can be written uniquely as an ordered pair of dual numbers. In this paper, some basic algebraic properties of hyper-dual numbers are given using their ordered pair representaions of dual numbers.
Selahattin Aslan
openalex   +5 more sources

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