scholarly journals Fuzzy Graceful Labeling on the Double Fan Graphs and the Double Wheel Graphs

A graph G admits a fuzzy graceful labeling and if all the vertex labelings are distinct then we can say G is a fuzzy vertex graceful graph. Here, we discuss the fuzzy vertex graceful labeling on certain classes of double fan graphs and double wheel graphs.

Author(s):  
M. A. Perumal ◽  
S. Navaneethakrishnan ◽  
A. Nagaraja ◽  
S. Arockiaraj

2018 ◽  
Vol 9 (12) ◽  
pp. 2147-2152
Author(s):  
V. Raju ◽  
M. Paruvatha vathana

2020 ◽  
Vol 9 (4) ◽  
pp. 1973-1981
Author(s):  
A. Kumar ◽  
V. Kumar ◽  
K. Kumar ◽  
P. Gupta ◽  
Y. Khandelwal
Keyword(s):  

2020 ◽  
Vol 9 (11) ◽  
pp. 9207-9218
Author(s):  
A. Neerajah ◽  
P. Subramanian
Keyword(s):  

A labeling $f: E(G) \rightarrow \{1, -1\}$ of a graph G is called zero-M-cordial, if for each vertex v, the arithmetic sum of the labels occurrence with it is zero and $|e_{f}(-1) - e_{f}(1)| \leq 1$. A graph G is said to be Zero-M-cordial if a Zero-M-cordial label is given. Here the exploration of zero - M cordial labelings for deeds of paths, cycles, wheel and combining two wheel graphs, two Gear graphs, two Helm graphs. Here, also perceived that a zero-M-cordial labeling of a graph need not be a H-cordial labeling.


2021 ◽  
Vol 1872 (1) ◽  
pp. 012007
Author(s):  
D Jayantara ◽  
Purwanto ◽  
S Irawati

2019 ◽  
Vol 63 (9) ◽  
pp. 1372-1384
Author(s):  
Zuwen Luo ◽  
Liqiong Xu

Abstract Let $G=(V(G), E(G))$ be a connected graph. A subset $T \subseteq V(G)$ is called an $R^{k}$-vertex-cut, if $G-T$ is disconnected and each vertex in $V(G)-T$ has at least $k$ neighbors in $G-T$. The cardinality of a minimum $R^{k}$-vertex-cut is the $R^{k}$-vertex-connectivity of $G$ and is denoted by $\kappa ^{k}(G)$. $R^{k}$-vertex-connectivity is a new measure to study the fault tolerance of network structures beyond connectivity. In this paper, we study $R^{1}$-vertex-connectivity and $R^{2}$-vertex-connectivity of Cayley graphs generated by wheel graphs, which are denoted by $AW_{n}$, and show that $\kappa ^{1}(AW_{n})=4n-7$ for $n\geq 6$; $\kappa ^{2}(AW_{n})=6n-12$ for $n\geq 6$.


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