Results 91 to 100 of about 2,275,004 (213)

Deterministic and Fractional‐Order Modeling of Potato Disease Transmission Dynamics

open access: yesInternational Journal of Differential Equations, Volume 2026, Issue 1, 2026.
Potato plant diseases are a significant concern because they reduce crop yields and quality, putting the global food supply at risk. Our goal in developing this deterministic, fractional‐order epidemic model is to explain the transmission of these diseases by simulating the interactions between susceptible, exposed, infected, treated, and recovered ...
Md. Asraful Islam   +2 more
wiley   +1 more source

Study on Approximate C∗‐Bimultiplier and JC∗‐Bimultiplier in C∗‐Ternary Algebra

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2026, Issue 1, 2026.
An additive‐quadratic mapping F:A×A⟶B is one that adheres to the following equations: Fr+s,t=Fr,t+Fs,t,Fr,s+t+Fr,s−t=22Fr,s+Fr,t. This paper leverages the fixed‐point method to investigate C∗‐bimultiplier and JC∗‐bimultiplier approximations on C∗‐ternary algebras. The focus is on the additive‐quadratic functional equation: Fr+s,t+u+Fr+s,t−u=2222Fr,t+Fr,
Mina Mohammadi   +3 more
wiley   +1 more source

Hyers-Ulam and Hyers-Ulam-Rassias stability of a class of integral equations on finite intervals [PDF]

open access: yes, 2017
The purpose of this work is to study different kinds of stability for a class of integral equations defined on a finite interval. Sufficient conditions are derived in view to obtain Hyers-Ulam stability and Hyers-Ulam-Rassias stability by using fixed ...
Castro, L. P., Simões, A. M.
core  

Bazı lineer operatörlerin hyers-ulam kararlılığı [PDF]

open access: yes, 2020
Tez (Yüksek Lisans) -- İstanbul Ticaret Üniversitesi -- Kaynakça var.ÖZET Bu çalışmada bazı lineer operatörlerin Hyers-Ulam kararlılığı incelenmiş ve kararlı olan operatörlerin kararlılık sabiti verilmiştir.
Zengin, Gülizar Gülenay
core   +1 more source

Ulam’s Type Stability of a Discrete Matrix Equation with Second-Order Difference and Single Delay

open access: yesMathematical and Computational Applications
In this paper, we investigate the Ulam stability problem for a second-order discrete matrix difference equation with a single delay. The primary aim of this work is to establish rigorous Ulam-type stability criteria for this class of delayed matrix ...
Maosong Yang   +3 more
doaj   +1 more source

Ulam-Hyers stability of tuberculosis and COVID-19 co-infection model under Atangana-Baleanu fractal-fractional operator. [PDF]

open access: yesSci Rep, 2023
Selvam A   +7 more
europepmc   +1 more source

Hyers-Ulam-Rassias stability of generalized derivations [PDF]

open access: yes, 2006
The generalized Hyers-Ulam-Rassias stability of generalized derivations on unital Banach algebras into Banach bimodules is ...
Mohammad Sal Moslehian
core   +1 more source

Hyers-Ulam Stability of Unbounded Closable Operators in Hilbert Spaces [PDF]

open access: yes
In this paper, we discuss the Hyers-Ulam stability of closable (unbounded) operators with several interesting examples. We also present results pertaining to the Hyers-Ulam stability of the sum and product of closable operators to have the Hyers-Ulam ...
Johnson, P. Sam   +2 more
core   +1 more source

On the Hyers-Ulam Stability of a System of Euler Dierential Equations of First Order

open access: yes, 2016
[[abstract]]In this paper, we prove the Hyers-Ulam stability of a special type of systems of Euler dierential equations of rst ...
Byungbae Kim   +2 more
core  

Hyers-Ulam Stability For A Type Of Discrete Hill Equation

open access: yes, 2023
We establish the Hyers-Ulam stability of a second-order linear Hill-type $h$-difference equation with a periodic coefficient. Using results from first-order $h$-difference equations with periodic coefficient of arbitrary order, both homogeneous and non ...
Onitsuka, Masakazu, Anderson, Douglas R.
core  

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