Did you know that a four-dimensional sphere can be represented as a circle in seven dimensions, or, more specifically, as either a cross-section of or inscribed on the surface of a seven-dimensional torus?
[Thanks for that, Fred.Does anyone out there have the time and inclination--and expertise, not to belabor the obvious--to check some pseudo-
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[Fred's in a great mood.]
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Business as usual.]
Certainly. Where are you?
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