Does ∅ relate to diameter, zero, or something else? | Hacker News

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		dieselgate 1 day ago \| parent \| context \| favorite \| on: Tips for mathematical handwriting (2007) Does ∅ relate to diameter, zero, or something else?

dvdkon 1 day ago [–]

The empty set, I presume.

As a computer science student, I have to juggle O, o, 0, and ∅. (capital/lowercase letter, zero, empty set. Fun!

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