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Jul 8, 2021 at 19:51 vote accept Audrey Rosevear
Jul 6, 2021 at 17:00 answer added Ian Agol timeline score: 9
Jul 6, 2021 at 11:37 comment added Moishe Kohan An easier question is when a knot can be homotoped off a surface. For that, there is a reasonable algebraic answer (at least if the surface is incompressible). For an isotopy, I think, the best you can hope for is an algorithm.
Jul 6, 2021 at 4:32 review First posts
Jul 6, 2021 at 5:42
Jul 6, 2021 at 4:26 history asked Audrey Rosevear CC BY-SA 4.0