Title of article
Relative Non-normal Graphs of a Subgroup of Finite Groups
Author/Authors
Ziyaaddini, M Department of Pure Mathematics - Ferdowsi University of Mashhad - Mashhad, Iran , Erfanian, A Department of Pure Mathematics and the Center of Excellence in Analysis on Algebraic Structures - Ferdowsi University of Mashhad - Mashhad, Iran
Pages
9
From page
181
To page
189
Abstract
Let G be a finite group and H,K be two subgroups of G.
We introduce the relative non-normal graph of K with respect to H ,
denoted by NH,K, which is a bipartite graph with vertex sets We determined some numerical invariants and state that when this graph
is planar or outerplanar.
Farsi abstract
ما در اين مقاله برخي از پاياهاي عددي اين گراف را به دست مي آوريم و سپس خواص مسطح و مسطح بيروني را براي اين گراف مورد بررسي قرار مي دهيم.
Keywords
Non-normal graph , Relative non-normal graph , Normality degree , Outer planar
Journal title
Iranian Journal of Mathematical Sciences and Informatics (IJMSI)
Serial Year
2021
Record number
2684258
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