Dergiler / Journals: Recent submissions
Now showing items 261-280 of 1171
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Generalization of Picture Fuzzy Matrix
(Işık University Press, 2024-01)In this paper, we introduce the concept of k-regular Picture Fuzzy Matrix (PiFuM) as a generalization of regular matrix and investigate some basic properties of a k-Regular Picture Fuzzy Matrix (k-RPiFuM). Moreover we ... -
Divisor graphs with four triangles
(Işık University Press, 2024-01)In this paper, we investigate divisor graphs with four triangles and establish a forbidden subgraph characterization for all divisor graphs containing four triangles. -
Nabla fractional boundary value problem with a non-local boundary condition
(Işık University Press, 2024-01)In this work, we deal with the following two-point boundary value problem for a finite fractional nabla difference equation with non-local boundary condition: (?(???(e) u(z) = p(z, u(z)), z ? Nfe+2, u(e) = g(u), u(f) = 0. ... -
On the monophonic and monophonic domination polynomial of a graph
(Işık University Press, 2024-01)A set S of vertices of a graph G is a monophonic set of G if each vertex u of G lies on an u ? v monophonic path in G for some u, v ? S. M ? V (G) is said to be a monophonic dominating set if it is both a monophonic set ... -
Initial Taylor-Maclaurin coefficient bounds and the Fekete-Szegö problem for subclasses of m-fold symmetric analytic bi-univalent functions
(Işık University Press, 2024-01)In the present paper, we introduce two new subclasses of the m-fold symmetric, analytic and bi-univalent function class ?m defined in the open unit disk D? :={z : z ? C and |z| < 1}. These two subclasses are denoted by ... -
On S-I-quotient mappings, S-I-cs-networks, S-I-cs?-networks and S-wcs?-networks
(Işık University Press, 2024-01)In this paper, we define and introduce the notions of S-I-quotient mappings, S-I-cs-networks, S-I-cs?-networks and S-wcs?-networks, and study some characterizations of S-I-quotient mappings and S-I-cs? networks, especially ... -
Stability of dual controlled g-fusion frames in Hilbert spaces
(Işık University Press, 2024-01)Some properties of controlled K-g-fusion frame have been discussed. Characterizations of controlled K-g-fusion frame are being presented.We also establish a relationship between quotient operator and controlled K-g-fusion ... -
The restrained monophonic number of a graph
(Işık University Press, 2024-01)A set S of vertices of a connected graph G is a monophonic set of G if each vertex v of G lies on a x?y monophonic path for some x and y in S. The minimum cardinality of a monophonic set of G is the monophonic number of G ... -
Soft bornology
(Işık University Press, 2024-01)In this paper we present the parameterized extension of the concept of bornology. In doing so, we introduce the notions of soft bornology and an M-valued soft bornology where the parametrization plays the key role. ... -
Soft quasilinear inner product spaces
(Işık University Press, 2024-01)In this paper, we introduced the notion of soft quaslinear inner product space which is a generalization of the quasilinear inner product spaces and this recent concept gave us the opportunity to work with an approach ... -
Integral equations for the problem of wave diffraction on a flat strip: alternative representation
(Işık University Press, 2024-01)This study investigates an effective method for solving one class of integral equations. It addresses various two dimensional problems related to do diffraction theory by metal screens, which are reduced to these integral ... -
Inverse domination integrity of graphs
(Işık University Press, 2024-01)With the growing demand for information transport, networks and network architecture have grown increasingly vital. Nodes and the connections that connect them make up a communication network. When the communication network’s ... -
An efficient method for solving fractional integral and differential equations of Bratu type
(Işık University Press, 2024-01)In this paper, the fractional integral and differential equations of Bratu type, which arise in many important physical phenomena, are investigated by an effective technique, Chebyshev Finite Difference Method with the ... -
On the Ulam-Hyers-Rassias stability for a boundary value problem of implicit ?-Caputo fractional integro-differential equation
(Işık University Press, 2024-01)The main purpose of this paper is to study the existence and uniqueness of a nonlinear implicit ?-Caputo fractional order integro-differential boundary value problem using Schauder’s and Banach’s fixed point theorems. ... -
On the generating functions of the newly defined generalized hypergeometric functions
(Işık University Press, 2024-01)In this paper, we have defined new generalizations of some hypergeometric functions and fractional operators with the help of Fox-Wright function. Then, using each of the generalized fractional operators, we derived linear ... -
CR-submanifolds of a Nearly Trans-Hyperbolic Sasakian manifold with respect to semi symmetric Non-metric connection
(Işık University Press, 2024-01)The present paper deals with the study of CR-submanifolds of Nearly Trans Hyperbolic Sasakian manifold with respect to semi symmetric Non-metric connection. Nijenhuis tensor, integrability conditions for some distributions ... -
Approximation by nonlinear q-Bernstein-Chlodowsky operators
(Işık University Press, 2024-01)Max-Product algebra is new direction in constructive approximation of functions by operators. In this study, we introduce the q-analog of Bernstein-Chlodowsky operators using max-product algebra and investigate approximation ... -
Comparison between numerical methods for generalized Zakharov system
(Işık University Press, 2024-01)In this paper, two numerical methods has been applied to numerically solve the generalized Zakharov system (GZS). The spectral collocation method, which based on two dimensional Legendre polynomials (LCM) and the well-known ... -
Controllable soliton and breather interactions for fifth-order variable coefficient nonlinear Schrödinger equation in optical fibers
(Işık University Press, 2024-01)In this article, we investigate fifth-order variable coefficient nonlinear Schr¨odinger equation, which govern optical pulse in fiber optics and obtain soliton and breather solutions by applying Darboux transformation. ... -
Interval-valued intuitionistic fuzzy soft graphs with application
(Işık University Press, 2024-01)The concept of interval-valued intuitionistic fuzzy soft sets and fuzzy graphs structure together constitute a new structure called an interval-valued intuitionistic fuzzy soft graph. The definitions of interval-valued ...
