Pendent-path transfer conjecture for adjacent attachment vertices
Pendent-path transfer conjecture for adjacent attachment vertices
Let be a connected graph, and let and be adjacent vertices of with degree at least . Let denote the graph obtained by attaching pendent paths of lengths and at and , respectively, and let be the alpha-index. Pendent-path transfer conjecture. If , , and , then
This is posed as a related open problem after the first conjecture. The source gives no resolution for this adjacent-vertex version.
Progress summary
Nothing recorded yet. Refresh searches the literature and the public web for attempts on this problem, and writes the first summary here.
Sources & referencesView supporting material
Primary source
Vladimir Nikiforov and Oscar Rojo, “On the α-index of graphs with pendent paths”, arXiv:1710.10484 (2017).
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