> *X == Y: !(X < Y) && !(Y > X)* Only for totally ordered sets [1]. Floating-poi... | Hacker News

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adwn on Sept 9, 2017 | parent | context | favorite | on: JavaScript: The Curious Case of null >= 0

> X == Y: !(X < Y) && !(Y > X)

Only for totally ordered sets [1]. Floating-point numbers, for example, are not totally ordered, because !(NaN == NaN).

[1] https://en.wikipedia.org/wiki/Total_order

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