Başlık için JAEM 2022, Vol 12, No 3 listeleme
Toplam kayıt 35, listelenen: 8-27
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‘Del’ relation and parallelism in fuzzy lattices
(Işık University Press, 2022)The notions of ‘del’ relation, a neutral element and parallelism from lattice theory are introduced in a fuzzy lattice and their properties are obtained. -
Determination of a nonlinear source term in a reaction-diffusion equation by using finite element method and radial basis functions method
(Işık University Press, 2022)In this paper, two numerical methods are presented to solve a nonlinear inverse parabolic problem of determining the unknown reaction term in the scalar reactiondiffusion equation. In the first method, the finite element ... -
Effects of heat source/sink on Darcian-Benard-Magneto-Marangoni convective instability in a composite layer subjected to nonuniform temperature gradients
(Işık University Press, 2022)The problem of Bènard-Magneto-Marangoni convection in a composite layer which is infinite along x and y directions is considered for the Darcian case in the presence of constant heat source/sink in both the layers. This ... -
Fermatean fuzzy matrices
(Işık University Press, 2022)In this paper, we introduce the concept of Fermatean fuzzy matrices, which are direct extensions of an intuitionistic fuzzy matrices. Then we define some algebraic operations, such as max-min, min-max, complement, algebraic ... -
Fixed point theorems of fuzzy partial metric spaces
(Işık University Press, 2022)Fuzzy metric space has been defined using fuzzy numbers by many researchers. Recently Xia and Guo [20] have introduced fuzzy metric space using fuzzy scalars which is similar to the classical metric space. In this work we ... -
Generalized cone b−random metric space with some random fixed point theorems
(Işık University Press, 2022)In this paper, we introduce generalized cone b−random metric space and prove some random fixed point theorems for mappings satisfying various contractive type conditions. Also some stochastic fixed point theorems for ... -
Introduction to total dominator edge chromatic number
(Işık University Press, 2022)We introduce the total dominator edge chromatic number of a graph G. A total dominator edge coloring (briefly TDE-coloring) of G is a proper edge coloring of G in which each edge of the graph is adjacent to every edge of ... -
Inverse problem for Albertson irregularity index
(Işık University Press, 2022)Graph indices have attracted great interest as they give us numerical clues for several properties of molecules. Some indices give valuable information on the molecules under consideration using mathematical calculations ... -
Location of burst and repeated burst error in single and adjacent sub-blocks
(Işık University Press, 2022)The paper gives necessary and sufficient conditions for the existence of linear codes capable of identifying burst/repeated burst errors whether it is confined to one sub-block or spread over two adjacent sub-blocks. ... -
A mean ergodic theorem via weak statistical convergence
(Işık University Press, 2022)In this article, firstly we introduce weak statistical compactness and then, we prove a mean ergodic theorem by using this new concept. Since weak convergence implies weak statistical convergence, our result is a more ... -
The mean reverting Ornstein-Uhlenbeck processes with nonlinear autoregressive drift term innovations
(Işık University Press, 2022)The main purpose of this paper is to present a new approach for energy markets governed by a two-factor Ornstein-Uhlenbeck process with a stochastic nonlinear autoregressive drift term innovation and an unknown diffusion ... -
A minimax inequality and its applications
(Işık University Press, 2022)A minimax inequality of Ky Fan for mapping with non-compact domain is given. Moreover, some minimax inequalities are obtained. -
A novel third kind Chebyshev wavelet collocation method for the numerical solution of stochastic fractional Volterra integro-differential equations
(Işık University Press, 2022)In the formulation of natural processes like emissions, population development, financial markets, and the mechanical systems, in which the past affect both the present and the future, Volterra integro-differential equations ... -
Numerical solution of second order linear hyperbolic telegraph equation
(Işık University Press, 2022)This paper is of about a numerical solution of the second order linear hyperbolic telegraph equation. To solve numerically the second order linear hyperbolic telegraph equation, the cubic B-spline collocation method is ... -
Numerical solutions of nonlinear parabolic equations with Robin condition: Galerkin approach
(Işık University Press, 2022)In this paper, classical solutions of nonlinear parabolic partial differential equations with the Robin boundary condition are approximated using the Galerkin finite element method (GFEM) which is associated with the ... -
Numerical solutions of nonlinear system of fractional differential equations via a new integral transform
(Işık University Press, 2022)In this study, solutions of system of time-space fractional partial differential equations (FPDEs) are obtained by utilizing the Shehu transform iterative method. The utility of the technique is shown by getting numerical ... -
On leap Zagreb indices of some cycle related graphs
(Işık University Press, 2022)Let G = (V, E) represent a graph. The 2-degree of a vertex v in G is the number of vertices which are at distance two from v and denoted by d₂(v). The leap Zagreb indices are the recently introduced distance-based topological ... -
On proper Hamiltonian-connection number of graphs
(Işık University Press, 2022)A graph G is Hamiltonian-connected if every two vertices of G are connected by a Hamilton path. A bipartite graph H is Hamiltonian-laceable if any two vertices from different partite sets of H are connected by a Hamilton ... -
On the orbits of some metabelian groups
(Işık University Press, 2022)In this study, the orbits of non abelian metabelian groups of order 26, 28 and 30 are found using conjugation action. The non abelian metabelian groups considered in this study are some dihedral groups D₁₃, D₁₄ and D₁₅ as ... -
A product topology and strong convergence scheme for finding common fixed points of a family of nonexpansive semigroup
(Işık University Press, 2022)In this paper, we consider the product space Eˡ with the product topology generated by the strong topologies on E for each i ∈ I and using a family of nonexpansive semigroup in a product spaces Eˡ, where E is a real strictly ...