juan_gandhi: (Default)
Juan-Carlos Gandhi ([personal profile] juan_gandhi) wrote in [personal profile] soid 2022-10-14 05:11 pm (UTC)

The only cottage cheese I know is what they sell in Costco. Not creamy.

And anyway, I'm familiar with this level of topology; I still don't see where and how you glue a square to a disk. Glueing edges of a square to build either a torus or a Klein bottle, this is a different story.


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