Browsing Cilt:68 Sayı:01 (2019) by Title
Now showing items 4766 of 98

Newinequalities in terms of operator mconvex functions in Hilbert space
(Ankara Üniversitesi Fen Fakültesi, 20190201)In this study, we obtained some new inequalities via operator mconvex functions. Afterwards, we generalized and revised some theorems and lemmas in operator mconvex functions. 
Null Curves of Constant Breadth in Minkowski 4Space
(Ankara Üniversitesi, 20190201)In this paper, we define null curves of constant breadth in Minkowski 4space and obtain a characterization of these curves. Also we give an example for such curves. 
Numerical Solutions of Time Fractional Kortewegde Vries Equation and Its Stability Analysis
(Ankara Üniversitesi, 20190201)In this study, the fractional derivative and finite difference operators are analyzed. The time fractional KdV equation with initial condition is considered. Discretized equation is obtained with the help of finite difference ... 
On a new subclass of biunivalent functions satisfying subordinate conditions
(Ankara Üniversitesi Fen Fakültesi, 20190201)The purpose of our present paper is to introduce a new subclass of biunivalent functions associated with pseudostarlike function with Sakaguchi type functions and to determine the coefficient estimates a₂ and a₃ for ... 
On a new variation of injective modules
(Ankara Üniversitesi Fen Fakültesi, 20190201)In this paper, we provide various properties of GE and GEEmodules, a new variation of injective modules. We call M a GEmodule if it has a gsupplement in every extension N and, we call also M a GEEmodule if it has ample ... 
On a type of αcosymplectic manifolds
(Ankara Üniversitesi Fen Fakültesi, 20190201)The object of this paper is to study αcosymplectic manifolds admitting a W₂curvature tensor. 
On almost αparaKenmotsu manifolds satisfyıng certain conditions
(Ankara Üniversitesi Fen Fakültesi, 20190201)In this paper, we study some remarkable properties of almost αparaKenmotsu manifolds. We consider projectively flat, conformally flat and concircularly flat almost αparaKenmotsu manifolds (with the ηparallel tensor ... 
On Andersson's inequality for yyperbolically convex functions
(Ankara Üniversitesi Fen Fakültesi, 20190201)In this paper, we use Andersson's Inequality for ordinary convex functions to prove a similar inequalities concerning hyperbolically convex functions. 
On Approximation Properties of Two Variables of Modified KantorovichType Operators
(Ankara Üniversitesi, 20190201)In the present paper, we introduce certain modification of SzászMirakyanKantorovichtype operators in polynomial weighted spaces of continuous functions of two variables. Then we research some approximation properties ... 
On bcoloring of central graph of some graphs
(Ankara Üniversitesi Fen Fakültesi, 20190201)The bchromatic number of G, denoted by ϕ(G), is the maximum k for which G has a bcoloring by k colors. A bcoloring of G by k colors is a proper kcoloring of the vertices of G such that in each color class i there exists ... 
On commutativity of prime nearrings with multiplicative generalized derivation
(Ankara Üniversitesi, 20190201)In the present paper, we shall prove that 3prime nearring N is commutative ring, if any one of the following conditions are satisfied: (i) f(N)⊆Z, (ii) f([x,y])=0, (iii) f([x,y])=±[x,y], (iv) f([x,y])=±(xoy), (v) ... 
On Complex Modified Genuine SzászDurrmeyerStancu Operators
(Ankara Üniversitesi, 20190201)In this paper, we introduce complex modified genuine SzászDurrmeyerStancu operators to improve the results obtained in [4] and present overconvergence properties of these operators. We obtain some estimates on the rate ... 
On irregular colorings of double wheel graph families
(Ankara Üniversitesi Fen Fakültesi, 20190201)An assignment of colors to the vertices of a graph, so that no two adjacent vertices get the same color is called a proper coloring. An irregular coloring of a graph is a proper vertex coloring that distinguishes vertices ... 
On minimal free resolution of the associated graded rings of certain monomial curves : New proofs in A⁴
(Ankara Üniversitesi Fen Fakültesi, 20190201)In this article, even if it is known for general case in <cite>sharifannahandi</cite>, we give the explicit minimal free resolution of the associated graded ring of certain affine monomial curves in affine 4space based ... 
On New HermiteHadamardFejér type inequalities for harmonically quasi convex functions
(Ankara Üniversitesi Fen Fakültesi, 20190201)In this paper, we give the theorems and results for the trapezoidal and midpoint type inequality of new HermiteHadamardFejér for harmonicallyquasi convex functions via fractional integrals. 
On new subclasses of biunivalent functions defined by generalized Sălăgean differential operator
(Ankara Üniversitesi Fen Fakültesi, 20190201)The aim of this investigation is to introduce two new subclasses of the class σ related with the generalized Sălăgean differential operator and find estimates on the coefficients a₂ and a₃ for functions in these new ... 
On r dynamic coloring of the family of bistar graphs
(Ankara Üniversitesi Fen Fakültesi, 20190201)An rdynamic coloring of a graph G is a proper coloring c of the vertices such that c(N(v))≥min{r,d(v)}, for each v∈V(G). The rdynamic chromatic number of a graph G is the minimum k such that G has an rdynamic coloring ... 
On the Construction of Generalized Bobillier Formula
(Ankara Üniversitesi, 20190201)In this study, we consider the generalized complex number system C_{p}={x+iy:x,y∈R,i²=p∈R} corresponding to elliptical complex number, parabolic complex number and hyperbolic complex number systems for the special cases ... 
On the Geometry of the Tangent Bundle With Vertical Rescaled Metric
(Ankara Üniversitesi, 20190201)Let (M,g) be a ndimensional smooth Riemannian manifold. In the present paper, we introduce a new class of natural metrics denoted by G^{f} and called the vertical rescaled metric on the tangent bundle TM. We calculate its ... 
On the linear codes over the ring Z₄+v₁Z₄+...+v_{t}Z₄
(Ankara Üniversitesi Fen Fakültesi, 20190201)Some results on linear codes over the ring Z₄+uZ₄+vZ₄,u²=u,v²=v,uv=vu=0 in [6,7] are generalized to the ring D_{t}=Z₄+v₁Z₄+...+v_{t}Z₄,v_{i}²=v_{i},v_{i}v_{j}=v_{j}v_{i}=0 for i≠j,1≤i,j≤t. A Gray map Φ_{t} from D_{t}ⁿ to ...