A necessary and sufficient condition for a graph $G$, which satisfies the equality $\mu_{21}(G)=|V(G)|$

Narine N. Davtyan; Rafayel R. Kamalian

A necessary and sufficient condition for a graph $G$, which satisfies the equality $\mu_{21}(G)=|V(G)|$

Discrete Mathematics 2014-12-12 v1

Authors: Narine N. Davtyan , Rafayel R. Kamalian

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Abstract

A necessary and sufficient condition is found for a graph $G$ , which satisfies the equality $\mu_{21}(G)=|V(G)|$ .

Keywords

graph μ21(G) necessary and sufficient condition vertex count

Cite

@article{arxiv.1412.3610,
  title  = {A necessary and sufficient condition for a graph $G$, which satisfies the equality $\mu_{21}(G)=|V(G)|$},
  author = {Narine N. Davtyan and Rafayel R. Kamalian},
  journal= {arXiv preprint arXiv:1412.3610},
  year   = {2014}
}