# What exactly is a \`Number\`?

**URL:** <https://discourse.julialang.org/t/what-exactly-is-a-number/77331>\
**Category:** General Usage\
**Tags:** numbers, math\
**Created:** [March 3, 2022, 1:15am UTC](https://discourse.julialang.org/t/what-exactly-is-a-number/77331 "2022-03-03T01:15:27Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Mattriks](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/mattriks/32/351_2.png) [@Mattriks](https://discourse.julialang.org/u/Mattriks)\
**Post date:** [March 3, 2022, 1:51am UTC](https://discourse.julialang.org/t/what-exactly-is-a-number/77331/2 "2022-03-03T01:51:12Z")

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A practical example: [https://discourse.julialang.org/t/taking-quaternions-seriously/](https://discourse.julialang.org/t/taking-quaternions-seriously/)

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