Güncel Gönderiler: Dergiler / Journals
Toplam kayıt 1292, listelenen: 21-40
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Analysis of second optional service system with a cold standby server that is reliant on the system size
(Işık University Press, 2025-09-01)In this article, we examine a second optional service queueing system using two types of servers, viz. the main operating server and a reliable standby server. All arriving customers receive the first essential service ... -
A study of fuzzy P-essential submodules
(Işık University Press, 2025-09-01)In this paper, we introduce the concept of fuzzy P-essential submodule of an R-module M. This concept is a generalization of the concept of fuzzy essential submodule. Also, we investigate various properties of P-essential ... -
Relation-theoretic common fixed points for almost FR˜ℑ -contraction type maps in B2-metric spaces and application to nonlinear fractional differential equation
(Işık University Press, 2025-09-01)This paper introduces a novel class of contraction mappings called ”almost FRℑ˜ -contraction type maps” in the framework of B2-metric spaces. These contractions are utilized to establish results regarding coincidence points ... -
An integral type operator on Sᵖ spaces and its essential norm
(Işık University Press, 2025-09-01)Given two analytic functions λ : D → D and ν : D → C and n ∈ N0, we study boundedness of the integral-type operator Cⁿλ,ν acting from derivative Hardy space into Zygmund space. We also get an approximation for the essential ... -
A new numerical method for approximation of hypersingular integrals
(Işık University Press, 2025-09-01)In this paper, we investigate the construction of a new numerical method for approximating Cauchy and Hilbert hypersingular integrals, which are important in various fields such as engineering, physics, and applied mathematics ... -
Characterization for additive Weibull distribution based on progressive first failure censoring
(Işık University Press, 2025-09-01)In this article, we establish recurrence relations (RR) for single and product moments based on progressive first failure censoring (PFFC). Characterizations for additive Weibull distribution (AWD) using the relation between ... -
Existence of solutions for Navier problem involving (p(.), q(.))-Laplacian and (p(.), q(.))-Biharmonic operators
(Işık University Press, 2025-09-01)In the present paper, we are interested in the study of nonlinear problem driven by (p(.), q(.))-Laplacian and (p(.), q(.))-Biharmonic operators subject to Navier boundary conditions. By means of variational method and ... -
Introducing a novel subclass of harmonic functions with close-to-convex properties
(Işık University Press, 2025-09-01)In this paper, we introduce a new subclass of close-to-convex harmonic functions. We present a sufficient coefficient condition for a function to be a member of this class. Furthermore, we establish a distortion theorem. ... -
The Szeged index of power graph of finite groups
(Işık University Press, 2025-09-01)The Szeged index of a graph is an invariant with several applications in chemistry. The power graph of a finite group G is a graph having vertex set as G in which two vertices u and v are adjacent if v = uᵐ or u = vⁿ for ... -
On the secure equitable domination in graphs
(Işık University Press, 2025-09-01)A secure equitable dominating set S of a graph G is a dominating set in which for any vertex v ∈ V (G) \ S there exists at least one vertex u ∈ S such that u ∈ Ne(v), where Ne(v) indicate the equitable neighbourhood of v, ... -
A study on bi-parametric potentials: inversion formulas utilizing wavelet-like transformations in weighted lebesgue spaces
(Işık University Press, 2025-08-01)We introduce a new family of wavelet-like transforms based on bi-parametric semigroups associated with the Laplace-Bessel differential operator. Using these transforms, we obtain new inversion formulas for bi-parametric ... -
On a certaıin subclass of analytic functions defined by Rabotnov function
(Işık University Press, 2025-08-01)The study of the geometric properties of analytic functions and their numerous applications in a variety of mathematical fields, including fractional calculus, probability distributions, and special functions, has drawn ... -
Optimizing queueing systems with metaheuristics: a comparative analysis of genetic algorithms and traffic flow inspired optimization
(Işık University Press, 2025-08-01)Queueing system inefficiencies present critical operational challenges in service industries, particularly in healthcare where extended patient wait times and suboptimal resource utilization directly impact service quality ... -
Fuzzified bisection method to find the root of an algebraic equation using n−polygonal fuzzy numbers
(Işık University Press, 2025-08-01)In this paper, we introduce a fuzzified bisection method to find the root of an algebraic equation using n-polygonal fuzzy numbers. We present a new approach for finding the root of an algebraic equation with the n-polygonal ... -
Inverse problem for a two-dimensional wave equation with a fractional Riemann-Liouville time derivative
(Işık University Press, 2025-08-01)In this paper, we consider direct and inverse problems for a two-dimensional fractional wave equation with the Riemann-Liouville time fractional derivative. The direct problem is the initial-boundary problem for this ... -
On Heronian mean anti-magic labeling of some graphs
(Işık University Press, 2025-08-01)Let G = (V (G), E(G)) be a finite, simple, connected and undirected graph with p vertices and q edges. Let Φ : V (G) → {1, 2, 3, · · · , q + 1} and the induced edge labeling Φ*: E(G) → {1, 2, 3, · · · , q+1} is defined by ... -
Algebraic properties of Kernel symmetric neutrosophic fuzzy matrices
(Işık University Press, 2025-08-01)We define secondary k-Kernel symmetric (KS) and provide numerical examples for neutrosophic fuzzy matrices (NFM). We discuss the relation between s-k- KS, sKS, k- KS and KS NFM. We identify the necessary and sufficient ... -
Investigation of intuitionistic fuzzy contra Gδ-e-locally continuous and irresolute functions
(Işık University Press, 2025-08-01)This paper aims to present the concepts of intuitionistic fuzzy contra Gδ-elocally continuous and intuitionistic fuzzy contra Gδ-e-locally irresolute functions within the framework of intuitionistic fuzzy topological spaces. ... -
Fuzzy parameterized fuzzy binary soft sets and their application in decision making
(Işık University Press, 2025-08-01)This paper aims to define fuzzy parameterized fuzzy binary soft sets and there operations. Further, defined the decision-making algorithm under the fuzzy parameterized binary soft sets and illustrate an example to show the ... -
Different energies of the one-point union of complete bipartite graph
(Işık University Press, 2025-08-01)The concept of energy of graphs originated with chemical applications and was first introduced by Gutman in 1978. The energy of a graph E(G) was defined as the sum of the absolute eigenvalues of the adjacency matrix. In ...
