ballean
English
Etymology
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Noun
ballean (plural balleans)
- (mathematics) The asymptotical counterpart of a ball (inside surface of a sphere)
- 2016, I.V. Protasov, K.D. Protasova, “The comb-like representations of cellular ordinal balleans”, in arXiv[1]:
- We show that each cellular ordinal ballean can be represented as a comb.