Distance Based Topological Indices of Double graphs and Strong Double graphs

Topological index is a numerical representation of structure of graph. They are mainly classified as Distance and Degree based topological indices. In this article Distance based topological indices of Double graphs and Strong Double graphs are calculated. Let $G$ be a graph of order $n$ with the ve...

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Main Authors: Keerthi G. Mirajkar, Shobha Rajashekhar Konnur
Format: Article
Language:English
Published: Accademia Piceno Aprutina dei Velati 2023-12-01
Series:Ratio Mathematica
Subjects:
Online Access:http://eiris.it/ojs/index.php/ratiomathematica/article/view/1207
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author Keerthi G. Mirajkar
Shobha Rajashekhar Konnur
author_facet Keerthi G. Mirajkar
Shobha Rajashekhar Konnur
author_sort Keerthi G. Mirajkar
collection DOAJ
description Topological index is a numerical representation of structure of graph. They are mainly classified as Distance and Degree based topological indices. In this article Distance based topological indices of Double graphs and Strong Double graphs are calculated. Let $G$ be a graph of order $n$ with the vertex set $ V(G)$ containing vertices $v_1,v_2,....,v_n$. Double graph of graph $G$ is constructed by taking two copies of G in which a vertex $v_i$ in one copy is adjacent to a vertex $v_j$ in the another copy if $ v_i$ and $v_j$ are adjacent in G. Strong Double graph is a double graph in which a vertex $v_i$ in one copy is adjacent to a vertex $v_j$ in the another copy if $i=j$.
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spelling doaj.art-3a3f8af3932c4938ac6fd235f4f049b72023-12-30T21:04:20ZengAccademia Piceno Aprutina dei VelatiRatio Mathematica1592-74152282-82142023-12-0148010.23755/rm.v48i0.1207839Distance Based Topological Indices of Double graphs and Strong Double graphsKeerthi G. Mirajkar0Shobha Rajashekhar Konnur1Karnatak university's Karnatak Arts college Dharwad.Karnatak university's Karnatak Arts college Dharwad.Topological index is a numerical representation of structure of graph. They are mainly classified as Distance and Degree based topological indices. In this article Distance based topological indices of Double graphs and Strong Double graphs are calculated. Let $G$ be a graph of order $n$ with the vertex set $ V(G)$ containing vertices $v_1,v_2,....,v_n$. Double graph of graph $G$ is constructed by taking two copies of G in which a vertex $v_i$ in one copy is adjacent to a vertex $v_j$ in the another copy if $ v_i$ and $v_j$ are adjacent in G. Strong Double graph is a double graph in which a vertex $v_i$ in one copy is adjacent to a vertex $v_j$ in the another copy if $i=j$.http://eiris.it/ojs/index.php/ratiomathematica/article/view/1207topological indicesdouble graphsstrong double graphs
spellingShingle Keerthi G. Mirajkar
Shobha Rajashekhar Konnur
Distance Based Topological Indices of Double graphs and Strong Double graphs
Ratio Mathematica
topological indices
double graphs
strong double graphs
title Distance Based Topological Indices of Double graphs and Strong Double graphs
title_full Distance Based Topological Indices of Double graphs and Strong Double graphs
title_fullStr Distance Based Topological Indices of Double graphs and Strong Double graphs
title_full_unstemmed Distance Based Topological Indices of Double graphs and Strong Double graphs
title_short Distance Based Topological Indices of Double graphs and Strong Double graphs
title_sort distance based topological indices of double graphs and strong double graphs
topic topological indices
double graphs
strong double graphs
url http://eiris.it/ojs/index.php/ratiomathematica/article/view/1207
work_keys_str_mv AT keerthigmirajkar distancebasedtopologicalindicesofdoublegraphsandstrongdoublegraphs
AT shobharajashekharkonnur distancebasedtopologicalindicesofdoublegraphsandstrongdoublegraphs