Results 21 to 30 of about 799,624 (312)

Entire functions of restricted hyper-order sharing a set of two small functions IM with their linear c-shift operators [PDF]

open access: yesArab Journal of Mathematical Sciences, 2022
Purpose – The paper aims to build the relationship between an entire function of restricted hyper-order with its linear c-shift operator. Design/methodology/approach – Standard methodology for papers in difference and shift operators and value ...
Abhijit Banerjee, Arpita Roy
doaj   +1 more source

On zeros of an entire function coinciding with exponential typequasi-polynomials, associated with a regular third-order differential operator on an interval [PDF]

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2021
In this paper, we consider the question on study of zeros of an entire function of one class, which coincides with quasi-polynomials of exponential type.
N.S. Imanbaev, Ye. Kurmysh
doaj   +2 more sources

On a new linear operator formulated by Airy functions in the open unit disk

open access: yesAdvances in Difference Equations, 2021
In this note, we formulate a new linear operator given by Airy functions of the first type in a complex domain. We aim to study the operator in view of geometric function theory based on the subordination and superordination concepts. The new operator is
Rabha W. Ibrahim, Dumitru Baleanu
doaj   +1 more source

Calculation of particular solutions of nonhomogeneous linear equations with two linear operators, of which at least one is almost algebraic, in the case of simple roots of the characteristic equation [PDF]

open access: yesКомпьютерные исследования и моделирование, 2016
The concept of an operator is an almost algebraic with respect to two-sided ideal of the algebra of linear operators in some finite-dimensional linear spaces, it extended to the case when the ideal is left.
Vladimir G. Tsirulik
doaj   +1 more source

Discrete fractional calculus with exponential memory: Propositions, numerical schemes and asymptotic stability

open access: yesNonlinear Analysis, 2023
A new fractional difference with an exponential kernel function is proposed in this study. First, a difference operator is defined by the exponential function.
Guang Yang, Guo-Cheng Wu, Hui Fu
doaj   +3 more sources

Asymptotic iteration method for solving Hahn difference equations

open access: yesAdvances in Difference Equations, 2021
Hahn’s difference operator D q ; w f ( x ) = ( f ( q x + w ) − f ( x ) ) / ( ( q − 1 ) x + w ) $D_{q;w}f(x) =({f(qx+w)-f(x)})/({(q-1)x+w})$ , q ∈ ( 0 , 1 ) $q\in (0,1)$ , w > 0 $w>0$ , x ≠ w / ( 1 − q ) $x\neq w/(1-q)$ is used to unify the recently ...
Lucas MacQuarrie   +2 more
doaj   +1 more source

NUMERICAL SOLUTION OF A LINEAR SYSTEM WITH A FRACTIONAL POWER [PDF]

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2013
We investigate numerical solutions of linear ordinary and partial differential equations. Cauchy’s problem for ordinary equations of first and second order are generalized with fractional power of finite operator.
I.A. Il’in   +2 more
doaj   +1 more source

Solving the difference initial-boundary value problems by the operator exponential method [PDF]

open access: yes, 2000
We suggest a modification of the operator exponential method for the numerical solving the difference linear initial boundary value problems. The scheme is based on the representation of the difference operator for given boundary conditions as the ...
Andronov A   +7 more
core   +2 more sources

Analytic Normalized Solutions of 2D Fractional Saint-Venant Equations of a Complex Variable

open access: yesJournal of Function Spaces, 2021
Saint-Venant equations describe the flow below a pressure surface in a fluid. We aim to generalize this class of equations using fractional calculus of a complex variable.
Najla M. Alarifi, Rabha W. Ibrahim
doaj   +1 more source

Max-plus fundamental solution semigroups for a class of difference Riccati equations [PDF]

open access: yes, 2015
Recently, a max-plus dual space fundamental solution semigroup for a class of difference Riccati equation (DRE) has been developed. This fundamental solution semigroup is represented in terms of the kernel of a specific max-plus linear operator that ...
Dower, Peter M., Zhang, Huan
core   +2 more sources

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