AKCE International Journal of Graphs and Combinatorics (Sep 2023)

Under which conditions is λ″(G)=κ″(L(G))?

  • Farnaz Soliemany,
  • Mohsen Ghasemi,
  • Rezvan Varmazyar

DOI
https://doi.org/10.1080/09728600.2023.2218443
Journal volume & issue
Vol. 20, no. 3
pp. 244 – 246

Abstract

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AbstractIn this paper we show that if G is a connected graph such that [Formula: see text], [Formula: see text] and [Formula: see text] then [Formula: see text] exists and [Formula: see text] if and only if G is not super-[Formula: see text]. We also obtain some other results.

Keywords