In category theory, a branch of mathematics, a globular set is a higher-dimensional generalization of a directed graph.
such that (Equivalently, it is a presheaf on the category of “globes”.)
The letters "s", "t" stand for "source" and "target" and one imagines
Extending Grothendieck's work,[1] gave a definition of a weak ∞-category in terms of globular sets.
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