circumference of a 4-sphere

liometopum

What is the circumference of a four dimensional sphere?

micromass

[itex]2\pi R[/itex], I guess.

mathman

Daminc

Is it just coincedence that 2∏r × ∏r² =2∏²r³

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liometopum	circumference of a 4-sphere Tweet What is the circumference of a four dimensional sphere?

micromass Blog Entries: 8 Recognitions: Gold Member Science Advisor Staff Emeritus	[itex]2\pi R[/itex], I guess.

mathman Recognitions: Science Advisor	http://www.sjsu.edu/faculty/watkins/ndim.htm 2π²R³ is surface area.

Daminc	circumference of a 4-sphere Is it just coincedence that 2∏r × ∏r² =2∏²r³