# Why is the square root of 2 1.414?

**URL:** <https://boards.straightdope.com/t/why-is-the-square-root-of-2-1-414/147714>\
**Category:** Factual Questions\
**Created:** [January 10, 2003, 10:30am UTC](https://boards.straightdope.com/t/why-is-the-square-root-of-2-1-414/147714 "2003-01-10T10:30:53Z")\
**Posts on this page:** 2\
**Page:** 3

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**Author:** ![Polycarp](https://avatars.discourse-cdn.com/v4/letter/p/82dd89/32.png) [@Polycarp](https://boards.straightdope.com/u/Polycarp)\
**Post date:** [January 11, 2003, 2:59am UTC](https://boards.straightdope.com/t/why-is-the-square-root-of-2-1-414/147714/41 "2003-01-11T02:59:21Z")

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> [@](#):
>
> Yes, ultrafilter, there have apparently been huge threads about infinities and limits that seem to rage on without end.

Can you think of a _better_ topic on which to “rage on without end”? 😉

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**Author:** ![Race\_Bannon](https://avatars.discourse-cdn.com/v4/letter/r/5f8ce5/32.png) [@Race\_Bannon](https://boards.straightdope.com/u/Race_Bannon)\
**Post date:** [January 11, 2003, 3:35am UTC](https://boards.straightdope.com/t/why-is-the-square-root-of-2-1-414/147714/42 "2003-01-11T03:35:38Z")

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> [@](#):
>
> \*Originally posted by ultrafilter \*  
> \*\*For some reason, a lot of people don’t like this proof. I’ve seen a couple threads here go to four pages while people debate whether .9… is _really_ equal to 1. \*\*

Naw, come on now, nobody could be that pedantic!

> [@](#):
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> _KarmaComa_  
> \*\*Thank you! I thought I was the only one driven crazy by the hordes of penis flexers who jump in for their moment of glory every time a super-triv math question arises. \*\*

Now, that explains a pain that’s been bothering me. Here I thought is was those new jogging shorts…

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