Results 61 to 70 of about 462 (161)

Assessing benthos through predator stomach contents: spatiotemporal modeling of abundance and habitat use

open access: yesEcography, Volume 2025, Issue 9, September 2025.
In shelf ecosystems, benthic invertebrates facilitate nutrient recycling and the transfer of energy to higher trophic levels. However, large‐scale monitoring through direct sampling (e.g. using benthic grabs or bottom trawls) can be costly in terms of time and labor.
Jonathan C. P. Reum   +3 more
wiley   +1 more source

Past, present, and future strategies for detecting and quantifying circular RNA variants

open access: yesThe FEBS Journal, Volume 292, Issue 16, Page 4073-4085, August 2025.
Originally considered artifact of RNA splicing, over 3 million circular RNAs have been found in humans alone through a combination of ultrasensitive detection methods and bespoke bioinformatics tools. This review covers past, present, and future strategies for detecting and quantifying circular RNAs and how they are illuminating novel circular RNA ...
He Lin, Vanessa M. Conn, Simon J. Conn
wiley   +1 more source

Hyperstability for a Generalized Class of Pexiderized Functional Equations on Monoids via Páles’ Approach

open access: yesMathematics
In this paper, we deduce some hyperstability results for a generalized class of homogeneous Pexiderized functional equations, expressed as ∑ρ∈Γfxρ.y=ℓf(x)+ℓg(y), x,y∈M, which is inspired by the concept of Ulam stability.
Rashad M. Asharabi, Muaadh Almahalebi
doaj   +1 more source

Radiation‐Resistant Bacteria Deinococcus radiodurans‐Derived Extracellular Vesicles as Potential Radioprotectors

open access: yesAdvanced Healthcare Materials, Volume 14, Issue 17, July 4, 2025.
Deinococcus radiodurans‐derived extracellular vesicles (R1‐EVs) provide radioprotection against total‐body irradiation‐induced acute radiation syndrome in mice. R1‐EVs mitigate oxidative damage by scavenging free radicals, promoting intestinal repair, enhancing hematopoietic function, and modulating immune responses. This study highlights the potential
Jeong Moo Han   +7 more
wiley   +1 more source

Hyperstability of the Fréchet Equation and a Characterization of Inner Product Spaces

open access: yesJournal of Function Spaces and Applications, 2013
We prove some stability and hyperstability results for the well-known Fréchet equation stemming from one of the characterizations of the inner product spaces. As the main tool, we use a fixed point theorem for the function spaces.
Anna Bahyrycz   +3 more
doaj   +1 more source

Survey on Recent Ulam Stability Results Concerning Derivations

open access: yesJournal of Function Spaces, 2016
This is a survey presenting the most significant results concerning approximate (generalized) derivations, motivated by the notions of Ulam and Hyers-Ulam stability.
Janusz Brzdęk   +4 more
doaj   +1 more source

On Ulam's Type Stability of the Cauchy Additive Equation

open access: yesThe Scientific World Journal, 2014
We prove a general result on Ulam's type stability of the functional equation fx+y=fx+fy, in the class of functions mapping a commutative group into a commutative group. As a consequence, we deduce from it some hyperstability outcomes.
Janusz Brzdęk
doaj   +1 more source

On asymptotic behaviors of a specific cubic functional equation and its hyperstability

open access: yesDemonstratio Mathematica
In this article, the asymptotic behavior and hyperstability of the cubic functional equation f(2x+y)+f(2x−y)=2f(x+y)+2f(x−y)+12f(x) $$f\left(2x+y\right)+f\left(2x-y\right)=2f\left(x+y\right)+2f\left(x-y\right)+12f\left(x\right)$$ are discussed.
Bae Jae-Hyeong   +2 more
doaj   +1 more source

Approximate solution of generalized inhomogeneous radical quadratic functional equations in 2-Banach spaces

open access: yesJournal of Inequalities and Applications, 2019
In this paper, using Brzdȩk and Ciepliński’s fixed point theorems in a 2-Banach space, we investigate approximate solution for the generalized inhomogeneous radical quadratic functional equation of the form f(ax2+by2)=af(x)+bf(y)+D(x,y), $$f \bigl(\sqrt{
Yali Ding, Tian-Zhou Xu
doaj   +1 more source

Stability of the Apollonius Type Additive Functional Equation in Modular Spaces and Fuzzy Banach Spaces

open access: yesMathematics, 2019
In this work, we investigate the generalized Hyers-Ulam stability of the Apollonius type additive functional equation in modular spaces with or without Δ 2 -conditions.
Sang Og Kim, John Michael Rassias
doaj   +1 more source

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