Articles with "flat graphs" as a keyword



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Ricci-flat Graphs with Girth Four

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Published in 2021 at "Acta Mathematica Sinica, English Series"

DOI: 10.1007/s10114-021-9546-y

Abstract: Lin-Lu-Yau introduced an interesting notion of Ricci curvature for graphs and obtained a complete characterization for all Ricci-flat graphs with girth at least five [1]. In this paper, we propose a concrete approach to construct… read more here.

Keywords: flat graphs; ricci flat; girth four; graphs girth ... See more keywords