Helly dimension

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English[edit]

Etymology[edit]

Named after Eduard Helly.

Noun[edit]

Helly dimension (plural Helly dimensions)

  1. (combinatorics) A value associated with a metric space, being one less than the Helly number of the family of metric balls in that space.
    Helly's theorem implies that the Helly dimension of a Euclidean space equals its dimension as a real vector space.
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