Results 51 to 60 of about 4,958,079 (306)

Spectral ℝ-Linear Problems: Applications to Complex Permittivity of Coated Cylinders

open access: yesMathematics
A composite-coated inclusion is embedded in a matrix, where the conductivity (permittivity) of the phases is assumed to be complex-valued. The purpose of this paper is to demonstrate that a non-zero flux can arise under specific conditions related to the
Zhanat Zhunussova, Vladimir Mityushev
doaj   +1 more source

An Investigation of the Common Solutions for Coupled Systems of Functional Equations Arising in Dynamic Programming

open access: yesMathematics, 2019
The purpose of this paper is to introduce the new notion of a specific point in the space of the bounded real-valued functions on a given non-empty set and present a result based on the existence and uniqueness of such points.
Hüseyin Işık, Wutiphol Sintunavarat
doaj   +1 more source

Counting Lattice Paths by Using Difference Equations with Non-constant Coefficients

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2023
The lattice paths can be counted by the virtue of their step vectors that are aligned to the positive octant. A path can go from one point to an infinite others if there is no restriction applied such that each point only has finitely many predecessors ...
S. Chandragiri
doaj   +1 more source

Ulam Stability of a Quartic Functional Equation [PDF]

open access: yes, 2012
The oldest quartic functional equation was introduced by J. M. Rassias in (1999), and then was employed by other authors. The functional equation (2+)+(2−)=4(+)+4(−)+24()−6() is called a quartic functional equation, all of its solution is said to be a ...
Mohammad Hosein Ghahramani   +2 more
core   +1 more source

Autophagy and mitophagy in pancreatic β‐cell homeostasis and their involvement in diabetes pathophysiology

open access: yesFEBS Letters, EarlyView.
This review focuses on the role of autophagy and mitophagy in maintaining pancreatic β‐cell function and homeostasis. We discuss how genetic defects affecting these pathways contribute to the development of type 1, type 2, monogenic, and gestational diabetes. We further explore their potential as therapeutic targets. Created in BioRender.
Yunkyeong Lee   +2 more
wiley   +1 more source

Fixed point theorems for mappings satisfying contractive conditions of integral type and applications

open access: yesFixed Point Theory and Applications, 2011
In this paper, the existence, uniqueness and iterative approximations of fixed points for contractive mappings of integral type in complete metric spaces are established.
Kang Shin, Cho Sun, Liu Zeqing, Li Xin
doaj  

Problems of Lithuanian mathematical olympiad’07

open access: yesLietuvos Matematikos Rinkinys, 2021
The problems of the Lithuanian school olympiad-2007 are presented and solutions are given.
Juozas Juvencijus Mačys
doaj   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

The Laplace transform of Dirichlet L-functions

open access: yesNonlinear Analysis, 2012
In the paper, a formula for the Laplace transform of the square of Dirichlet L-functions on the critical line is obtained.
Aidas Balčiūnas, Antanas Laurinčikas
doaj  

On Common Fixed Point Results for New Contractions with Applications to Graph and Integral Equations

open access: yesMathematics, 2019
The investigation of symmetric/asymmetric structures and their applications in mathematics (in particular in operator theory and functional analysis) is useful and fruitful. A metric space has the property of symmetry.
Haitham Qawaqneh   +3 more
doaj   +1 more source

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