Eh, putting a point at infinity (where the ends terminate) is hardly an obstacle... | Hacker News

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gohrt on Feb 29, 2016 | parent | context | favorite | on: Can planes be tied in knots in higher dimensions t...

Eh, putting a point at infinity (where the ends terminate) is hardly an obstacle to a mathematician. :)

Someone on Feb 29, 2016 [–]

- not all topologies have infinity.

- 'Continue forever' is vague. You will have to specify the direction, as that can affect the knot you get.

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