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puzzling
editThis is puzzling. If we have an ellipse inside S^4 then its plane will cut the S^4 in a circle, and therefore the ellipse is a circle. Where is the ellipse? Tkuvho (talk) 15:24, 14 March 2012 (UTC)
- What does "inside S^4" mean? Tkuvho (talk) 15:25, 14 March 2012 (UTC)
- I think I got it. Tkuvho (talk) 15:26, 14 March 2012 (UTC)