Results 51 to 60 of about 1,049 (203)

A NOTE ON THE GENERALISED HYPERSTABILITY OF THE GENERAL LINEAR EQUATION

open access: yes, 2017
Let $X$ and $Y$ be two normed spaces over fields $\mathbb{F}$ and $\mathbb{K}$, respectively. We prove new generalised hyperstability results for the general linear equation of the form $g(ax+by)=Ag(x)+Bg(y)$, where $g:X\rightarrow Y$ is a mapping and $a,
WUTIPHOL SINTUNAVARAT   +1 more
core   +1 more source

Stability of a Bi-Jensen Functional Equation on Restricted Unbounded Domains and Some Asymptotic Behaviors

open access: yesMathematics, 2022
In this paper, we give some properties of the bi-Jensen functional equation and investigate its Hyers–Ulam stability and hyperstability. We construct a function which is bi-Jensen and is not continuous.
Jae-Hyeong Bae   +2 more
doaj   +1 more source

Does Survey Angling CPUE Reflect Population Density of Northern Pike (Esox lucius) in Small Boreal Lakes?

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Knowing the relationship between catch per unit effort (CPUE) and population density is crucial for the management of recreational fisheries. We conducted standardized angling for pike in 16 lakes (3.4–22.1 ha) to test whether lure type, color, and pike density affect CPUE and the size of captured fish.
Aatu Turunen   +3 more
wiley   +1 more source

Application of hyperstability theory to interference cancelling [PDF]

open access: yes, 1994
An alternative to the usual adaptive noise cancelling method devoted to removing interference is presented. In the conventional methodology to implement adaptive cancellers a reference signal is necessary correlated with the interference.
Bertran Albertí, Eduardo   +1 more
core   +1 more source

On hyperstability of generalized linear equations in several variables in quasi-normed spaces

open access: yesTạp chí Khoa học Đại học Đồng Tháp, 2020
In this paper, we state and prove the hyperstability of generalized linear equations in several variables in quasi-normed spaces. As applications, we deduce some known results and some particular cases of generalized linear equations in several variables.
Phu Quy Nguyen, Van Dung Nguyen
doaj   +1 more source

Characterization, stability and hyperstability of multi-quadratic–cubic mappings

open access: yesJournal of Inequalities and Applications, 2021
In this paper, we unify the system of functional equations defining a multi-quadratic–cubic mapping to a single equation. Applying a fixed point theorem, we study the generalized Hyers–Ulam stability of multi-quadratic–cubic mappings.
Abasalt Bodaghi, Ajda Fošner
doaj   +1 more source

On Asymptotic Behavior of a 2-Linear Functional Equation

open access: yesMathematics, 2022
In this paper, we deal with a 2-linear functional equation. The Hyers-Ulam stability of this functional equation is shown on some restricted unbounded domains, and the obtained results are applied to get several hyperstability consequences.
Jae-Hyeong Bae   +3 more
doaj   +1 more source

Management Can Make Shark Fisheries Sustainable: Evidence From Long‐Term Surveys

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Sustainable management of shark fisheries is challenging because sharks are highly vulnerable to fishing mortality. By analysing data from three independent scientific surveys between the early 1970s and late 2000s across three fishing regions in southern Australia, we show that conservative fisheries management following severe depletion ...
Achmad N. Al Ashad   +2 more
wiley   +1 more source

Stoichiometric Binding of Cyclophilin‐A to The HIV‐1 Capsid Modulates Its Mechanoelastic Properties

open access: yesSmall, Volume 22, Issue 61, 2 November 2026.
The HIV‐1 capsid is a protein nanocapsule that must balance rigidity and flexibility to enter the cell nucleus. Atomic force microscopy simulations reveal that binding of the host protein Cyclophilin A tunes this mechanical response: partial coverage preserves deformability, while excessive binding induces brittleness and failure.
Juan S. Rey   +2 more
wiley   +1 more source

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