Complexity of Some Duplicating Networks

There are plentiful ways to duplicate a graph (network), such as splitting, shadow, mirror, and total graph. In this paper, we derive an evident formula of the complexity, a number of spanning trees, of the closed helm graph, the mirror graph of the path and cycle, the total graph of the path, the c...

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Main Authors: Mohamed R. Zeen El Deen, Walaa A. Aboamer
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9353480/
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author Mohamed R. Zeen El Deen
Walaa A. Aboamer
author_facet Mohamed R. Zeen El Deen
Walaa A. Aboamer
author_sort Mohamed R. Zeen El Deen
collection DOAJ
description There are plentiful ways to duplicate a graph (network), such as splitting, shadow, mirror, and total graph. In this paper, we derive an evident formula of the complexity, a number of spanning trees, of the closed helm graph, the mirror graph of the path and cycle, the total graph of the path, the cycle, and the wheel. Furthermore, we got an explicit formula for the splitting of a special family of graphs such as path, cycle, complete graph <inline-formula> <tex-math notation="LaTeX">$K_{n}$ </tex-math></inline-formula>, complete bipartite graph <inline-formula> <tex-math notation="LaTeX">$K_{n,n}$ </tex-math></inline-formula>, prism, diagonal prism, and the graphs obtained from the wheel and double wheel by splitting the vertices on their rim. Finally, an obvious formula for the complexity of <inline-formula> <tex-math notation="LaTeX">$k-$ </tex-math></inline-formula> shadow graph for some graphs such as the path, the cycle, the wheel, the complete graph, and the fan graph <inline-formula> <tex-math notation="LaTeX">$F_{n}$ </tex-math></inline-formula> has been obtained. These formulas have been discovered by employing techniques from linear algebra, orthogonal polynomials, and matrix theory.
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spelling doaj.art-c52e333693b9421cb880a787a2968b092022-12-21T19:52:35ZengIEEEIEEE Access2169-35362021-01-019567365675610.1109/ACCESS.2021.30590489353480Complexity of Some Duplicating NetworksMohamed R. Zeen El Deen0https://orcid.org/0000-0002-1100-3309Walaa A. Aboamer1https://orcid.org/0000-0003-4737-1434Department of Mathematics, Faculty of Science, Suez University, Suez, EgyptDepartment of Mathematics, Faculty of Science, Suez University, Suez, EgyptThere are plentiful ways to duplicate a graph (network), such as splitting, shadow, mirror, and total graph. In this paper, we derive an evident formula of the complexity, a number of spanning trees, of the closed helm graph, the mirror graph of the path and cycle, the total graph of the path, the cycle, and the wheel. Furthermore, we got an explicit formula for the splitting of a special family of graphs such as path, cycle, complete graph <inline-formula> <tex-math notation="LaTeX">$K_{n}$ </tex-math></inline-formula>, complete bipartite graph <inline-formula> <tex-math notation="LaTeX">$K_{n,n}$ </tex-math></inline-formula>, prism, diagonal prism, and the graphs obtained from the wheel and double wheel by splitting the vertices on their rim. Finally, an obvious formula for the complexity of <inline-formula> <tex-math notation="LaTeX">$k-$ </tex-math></inline-formula> shadow graph for some graphs such as the path, the cycle, the wheel, the complete graph, and the fan graph <inline-formula> <tex-math notation="LaTeX">$F_{n}$ </tex-math></inline-formula> has been obtained. These formulas have been discovered by employing techniques from linear algebra, orthogonal polynomials, and matrix theory.https://ieeexplore.ieee.org/document/9353480/Complexityrecurrence relationorthogonal polynomialssplitting graphshadow graph
spellingShingle Mohamed R. Zeen El Deen
Walaa A. Aboamer
Complexity of Some Duplicating Networks
IEEE Access
Complexity
recurrence relation
orthogonal polynomials
splitting graph
shadow graph
title Complexity of Some Duplicating Networks
title_full Complexity of Some Duplicating Networks
title_fullStr Complexity of Some Duplicating Networks
title_full_unstemmed Complexity of Some Duplicating Networks
title_short Complexity of Some Duplicating Networks
title_sort complexity of some duplicating networks
topic Complexity
recurrence relation
orthogonal polynomials
splitting graph
shadow graph
url https://ieeexplore.ieee.org/document/9353480/
work_keys_str_mv AT mohamedrzeeneldeen complexityofsomeduplicatingnetworks
AT walaaaaboamer complexityofsomeduplicatingnetworks