Rust❤️What irreflexivity means?

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What irreflexivity means?

What irreflexivity means?

In the docs for \`PartialOrd\` ([https://doc.rust-lang.org/std/cmp/trait.PartialOrd.html](https://doc.rust-lang.org/std/cmp/trait.PartialOrd.html)), there is this piece of text:

\` irreflexivity of < and >: !(a < a), !(a > a)\`

What does it mean?

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