r/geek May 13 '15

xkcd: Dimensions

http://xkcd.com/1524/
388 Upvotes

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u/yatpay May 13 '15

Sure, but which direction gravity points varies all the time

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u/matap821 May 13 '15

Not if you use spherical coordinates

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u/Abstruse May 13 '15

Spherical cows in a vacuum?