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- W4297677462 abstract "Let $Q(G)=D(G)+A(G)$ be the signless Laplacian matrix of a simple graph of order $n$, where $D(G)$ and $A(G)$ are the degree diagonal matrix and the adjacency matrix of $G$, respectively. In this paper, we present a sharp upper bound for the signless spectral radius of $G$ without any tree and characterize all extremal graphs which attain the upper bound, which may be regarded as a spectral extremal version for the famous ErdH{o}s-S'{o}s conjecture." @default.
- W4297677462 created "2022-09-30" @default.
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- W4297677462 date "2022-09-07" @default.
- W4297677462 modified "2023-10-16" @default.
- W4297677462 title "The signless Laplacian spectral radius of graphs without trees" @default.
- W4297677462 doi "https://doi.org/10.48550/arxiv.2209.03120" @default.
- W4297677462 hasPublicationYear "2022" @default.
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