Post #4541955
2026-08-17 04:58 UTC
but a cup doesn’t have an inside and an outside anyways. nothing is “in” the cup to begin with.
Replies (1)
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@otter@lemmy.ca 2026-08-17 05:08
While I still don’t really understand it, topological equivalence? www.explainxkcd.com/wiki/…/2625:_Field_Topology