I'm getting dizzy going around in circles. What's the distance? An infinitesimal. Do you really think of particles as circles on cylinders? A reference would help — jgill
You need to brush up on what "perpendicular" might mean in higher dimensions — jgill
How can we understand the notion in our human context. — jgill
(The 3 extra dimensions being perpendicular to large 3 dimensions). — Hillary
The mathematical description is not too difficult. — Hillary
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