2026-09-02 22:16 UTC
I’m a topologist, and this is correct.
en.wikipedia.org/wiki/3-torus
Replies (1)
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@jxk@sh.itjust.works 2026-09-03 06:18
Isn’t the 3-torus a 3-dimensional space? The surgace of this mug is two-dimensional. But I agree that it’s a “torus with three holes”