What is the definition of "efficient" in this context? | Hacker News

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		jeffdavis on Aug 13, 2014 \| parent \| context \| favorite \| on: Proof confirmed of 400-year-old fruit-stacking pro... What is the definition of "efficient" in this context?

colanderman on Aug 13, 2014 [–]

Packing density (i.e. ratio of fruits/spheres volume to unit volume).

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