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On achromatic number of central graph of some graphs
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
The concept of coloring a graph will lead to the definition of a complete n- coloring of a graph G which results the achromatic number ψ(G) where the maximum number of colors required for the points of G in which every ...
Equitable edge chromatic number of P_{m}⊗S_{n}⁰ and S_{m}⁰⊗S_{n}⁰
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
The equitable edge chromatic number is the minimum number of colors required to color the edges of a graph G and satisfies the criterion, if for each vertex v∈V(G), the number of edges of any one color incident with v ...
On the inverse problem for finite dissipative Jacobi matrices with a rank-one imaginary part
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
This paper deals with the inverse spectral problem consisting in the reconstruction of a finite dissipative Jacobi matrix with a rank-one imaginary part from its eigenvalues. Necessary and sufficient conditions are formulated ...
Coefficient estimates for a new subclass of m-fold symmetric analytic bi-univalent functions
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
Considering a new subclass of m-fold symmetric analytic bi-univalent functions, we determine estimates the coefficient bounds for the Taylor-Maclaurin coefficients |a_{m+1}| and |a_{2m+1}| of the functions in this class. ...
A note on dominator chromatic number of line graph and jump graph of some graphs
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
A dominator coloring is a coloring of the vertices of a graph such that every vertex is either alone in its color class or adjacent to all vertices of at least one other color class. In this paper, we obtain the dominator ...
A note on harmonic maps of statistical manifolds
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
We show an existence and uniqueness result for a class of maps from a flat statistical manifold into a Riemannian manifold in a given homotopy class when the target Riemannian manifold is of negative sectional curvature ...
Vertex magic total labeling of middle and total graph of cycle
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
A vertex magic total labeling is a bijection from the union of the vertex set and edge set to the consecutive integers 1,2,3,....,v+e with the property that for every u in the vertex set, the sum of the label of u and the ...
On Borel convergence of double sequences
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
In this paper, we introduce the concept of (Ber)-convergence of bounded double sequences in the Fock space F(C²). We show that every (Ber)-convergent double sequence is Borel convergent. Namely, we prove the following ...
On generalized taxicab metric in three dimensional space
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
In this paper, we define the generalized taxicab distance function in three dimensional space, which includes the taxicab distance function as a special case, and we show that three dimensional generalized taxicab distance ...
f-Biminimal submanifolds of generalized space forms
(Ankara Üniversitesi Fen Fakültesi, 2019-08-01)
We study f-biminimal submanifolds in generalized complex space forms and generalized Sasakian space forms. Then, we analyze f-biminimal submanifolds in these spaces. Finally, we consider f-biminimal integral submanifolds ...