ultragraph
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English
[edit]Etymology
[edit]Noun
[edit]ultragraph (plural ultragraphs)
- (mathematics) A generalization of a directed graph in which the source of an edge is a set of vertices rather than a single vertex.
- 2015, Daniel Gonçalves, Danilo Royer, “Ultragraphs and shifts over infinite alphabets”, in arXiv[1]:
- One of the key results needed in the proofs of our conclusions is the realization of a class of ultragraph C*-algebras as partial crossed products, a result of interest on its own..