Results 31 to 40 of about 3,868 (256)

General criteria for hyperstability of Cauchy-type equations

open access: yesAequationes Mathematicae, 2023
We provide three large classes of control functions that ensure the hyperstability of the Cauchy equation on restricted domains included in various types of commutative semigroups.
Aequationes Mathematicae, D. M. D˘aianu
semanticscholar   +1 more source

Stability of an additive-quadratic-quartic functional equation

open access: yesDemonstratio Mathematica, 2020
In this paper, we investigate the stability of an additive-quadratic-quartic functional ...
Kim Gwang Hui, Lee Yang-Hi
doaj   +3 more sources

A hyperstable collagen mimic [PDF]

open access: yesChemistry & Biology, 1999
Collagen is the most abundant protein in animals. Each polypeptide chain of collagen is composed of repeats of the sequence: Gly-X-Y, where X and Y are often L-proline (Pro) and 4(R)-hydroxy-L-proline (Hyp) residues, respectively. These chains are wound into tight triple helices of great stability. The hydroxyl group of Hyp residues contributes much to
Lynn E. Bretscher   +3 more
openaire   +2 more sources

Representation and Stability of General Nonic Functional Equation

open access: yesMathematics, 2023
In this paper, we introduce a way of representing a given mapping as the sum of odd and even mappings. Then, using this representation, we investigate the stability of various forms of the following general nonic functional equation: ∑i=01010Ci(−1)10−if ...
Ick-Soon Chang, Yang-Hi Lee, Jaiok Roh
doaj   +1 more source

Buttressing ligand-binding pockets in de novo designed NTF2-like domains. [PDF]

open access: yesProtein Sci
Abstract NTF2‐like proteins are compact α + β fold domains with cone‐shaped architectures and internal pockets, making them attractive scaffolds for the de novo design of small‐molecule binders and enzymes. However, creating ligand‐binding pockets often compromises folding stability, posing a key challenge in de novo protein design.
Nadal M   +6 more
europepmc   +2 more sources

Asymptotic stability of the Cauchy and Jensen functional equations [PDF]

open access: yes, 2016
The aim of this note is to investigate the asymptotic stability behaviour of the Cauchy and Jensen functional equations. Our main results show that if these equations hold for large arguments with small error, then they are also valid everywhere with a ...
A. Bahyrycz   +19 more
core   +2 more sources

Analysis of success of achieving fishing mortality levels for the Northwest Mediterranean Multi-annual plan. [PDF]

open access: yes, 2017
The evaluation of multi-annual plans to manage demersal fisheries performed by STECF (2016) is revisited to calculate an additional indicator of fishing mortality that better captures the effect of using ranges.
GAMITO JARDIM JOSÉ ERNESTO   +1 more
core   +1 more source

Adaptive control of nonlinear dynamical systems using a model reference approach [PDF]

open access: yes, 2003
In this paper we consider using a model reference adaptive control approach to control nonlinear systems. We consider the controller design and stability analysis associated with these type of adaptive systems.
Wagg, D.J.
core   +1 more source

Stability of a generalization of the Fréchet functional equation

open access: yesAnnales Universitatis Paedagogicae Cracoviensis: Studia Mathematica, 2015
We prove some stability and hyperstability results for a generalization of the well known Fréchet functional 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
Renata Malejki
doaj   +1 more source

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