Güncel Gönderiler: Turkic World Mathematical Society Journal of Applied and Engineering Mathematics
Toplam kayıt 1299, listelenen: 1-20
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Improving reliability allocation for complex networks using the Sea Lion Algorithm with three cost functions
(Işık University Press, 2026-04-01)This research addresses the issue of improving the reliability of complex networks under multiple cost constraints by employing the Sea Lion Optimization (SLO) algorithm. The problem is framed as a constrained optimization ... -
On Symmetric Neighbors degree sum exponent matrix
(Işık University Press, 2026-04-01)Recently, exponent matrices have emerged as a dynamic tool for studying networks by measuring node centrality. In this work, we define a Symmetric Neighbors degree sum exponent matrix SN E(G) of a graph G whose (i, j)th ... -
Eccentricity spectra of some graph operations in regular graphs
(Işık University Press, 2026-04-01)The eccentricity matrix of a graph G is derived from its distance matrix by letting the ijᵗʰ entry be equal to the distance between two vertices i and j, if the distance is the minimum of their eccentricities and zero ... -
Fixed point analysis in quasi-partial metric spaces using w−interpolative Hardy-Rogers type contractions
(Işık University Press, 2026-04-01)By using Interpolative Hardy-Rogers type contraction via w−admissibility approach in the framework of quasi-partial metric space, we introduce a new property that makes it convenient to investigate the existence and ... -
Uniqueness of certain fixed point theorems on multiplicative metric space with application
(Işık University Press, 2026-04-01)In this paper, we establish few fixed point results in multiplicative metric space and prove the existence of fixed points along with its uniqueness, by employing contraction mappings in complete multiplicative metric ... -
δβ-Open sets in Pythagorean fuzzy nano topological spaces
(Işık University Press, 2026-04-01)The purpose of this paper is to define and study a new class of sets called Pythagorean fuzzy nano δ (resp. δ pre, δ semi, δα and δβ)-open sets in Pythagorean fuzzy nano topological spaces. Analyse the basic properties of ... -
A study of fuzzy W-closed submodules and related concepts
(Işık University Press, 2026-04-01)In this paper we define fuzzy weak essential submodules to introduce the concept of fuzzy W-closed submodules of an R-module M. Further, we define fuzzy fully semiprime module. We use the condition of fuzzy fully semiprime ... -
Measuring jump sizes in asset prices with an indirect approach
(Işık University Press, 2026-04-01)The aim of this article is to estimate the magnitude of asset price jump sizes using an inverse method applied to historical financial data. Specifically, we adapt a particular form of the Merton jump-diffusion model for ... -
S₄ Separation and p-partition in all-path and detour convexities
(Işık University Press, 2026-04-01)In this work, we consider problems of S₄ and p-convex partition separations with respect to the all-path and the detour convexities. We give characterizations of p-all-path convex and p-detour convex graphs. With respect ... -
On strongly *-graphs and strongly multiplicative graphs
(Işık University Press, 2026-04-01)This paper studies strongly *-graphs as a variation of strongly multiplicative graphs. We show that every strongly multiplicative graph induces a strongly *-graph. We establish a relationship between the upper bounds on ... -
On a regularized solution of the cauchy problem for matrix factorizations of the Helmholtz equation
(Işık University Press, 2023-10-01)In this paper, we consider the problem of recovering solutions for matrix factorizations of the Helmholtz equation in a multidimensional bounded domain from their values on a part of the boundary of this domain, i.e., the ... -
Investigation of the Conjugate gradient methods in solving the unconstrained nonlinear optimization problem and its applications
(Işık University Press, 2026-03-01)In this paper, we consider various types of methods such as; Newton, QuasiNewton, Conjugate gradient, Trust region algorithm and etc. to solve an unconstrained nonlinear optimization problem. in most practical applications, ... -
Newly developed single-step block method for numerical solution of fourth order ordinary differential equations
(Işık University Press, 2026-03-01)This paper focuses on the development of a new block method for solving fourth order initial value problems of ordinary differential equations. Applying Chebyshev polynomial as a basis function, the method was developed ... -
Inverse and connected domination in Hypertree Networks
(Işık University Press, 2026-03-01)A dominating set of a graph G = (V, E) is a subset D of vertices such that every vertex in V \ D is adjacent to at least one vertex in D, and the minimum size of such a set is called the domination number denoted by γ(G). ... -
Injective coloring of central graphs
(Işık University Press, 2026-03-01)For a given graph G = (V (G), E(G)), researchers have introduced different colorings based on the distances of the vertices. An injective coloring of a graph G is an assignment of colors to the vertices of G such that no ... -
Existence and uniqueness results for the bending elastic beam equations
(Işık University Press, 2026-03-01)We examine the existence and uniqueness of solutions to a particular class of two-point boundary value problems involving fourth-order ordinary differential equations. These problems have fascinating applications in the ... -
On separation properties in soft topological spaces
(Işık University Press, 2026-03-01)In this paper, we explore separation axioms Ti, for i = 0, 1, 2, within the framework of soft topological spaces, utilizing the concept of soft points as defined in [16]. We define T0 and T1 in terms of the mapping τF and ... -
Bernstein-type inequalities for complex polynomials
(Işık University Press, 2026-03-01)Considering a class of polynomials G(z) = anzⁿ + Σnv=t an−vzⁿ⁻ᵛ, 1 ≤ t ≤ n having all it’s zeros in the disk |z| ≤ k, k ≤ 1, we present a generalization and improvement of results by Malik and Vong[8]. Also a variety of ... -
Existence of periodic solutions for first order impulsive differential equations with a deviating argument
(Işık University Press, 2026-03-01)In this paper, we study the existence of periodic solutions for a kind of first-order impulsive differential equation with a deviating argument by using Mawhin’s continuation theorem. Meanwhile, we give an exampleto ... -
Partial controllability of semilinear systems
(Işık University Press, 2026-03-01)The paper considers semilinear control system in the product of Hilbert spaces X = H × G driven by densely defined closed linear operator A generating a strongly continuous semigroup. For the linear operator L, projecting ...
