# Number of dimensions

**URL:** <https://boards.straightdope.com/t/number-of-dimensions/589632>\
**Category:** Factual Questions\
**Created:** [July 19, 2011, 9:34pm UTC](https://boards.straightdope.com/t/number-of-dimensions/589632 "2011-07-19T21:34:28Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![Autolycus](https://avatars.discourse-cdn.com/v4/letter/a/22d042/32.png) [@Autolycus](https://boards.straightdope.com/u/Autolycus)\
**Post date:** [July 22, 2011, 4:17am UTC](https://boards.straightdope.com/t/number-of-dimensions/589632/21 "2011-07-22T04:17:41Z")

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> [@Half\_Man\_Half\_Wit](#):
>
> Stranger than that, the heterotic strings actually have either 10 or 26 dimensions, depending whether or not you’re a fermion or boson, respectively!

Even stranger still, the homoerotic strings only have 1 long and hard dimension, and it is completely devoid of fermions!

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