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Publikováno v:
Involve 15 (2022) 669-686
The obstruction set for graphs with knotless embeddings is not known, but a recent paper of Goldberg, Mattman, and Naimi indicates that it is quite large. Almost all known obstructions fall into four Triangle-Y families and they ask if there is an ef
Externí odkaz:
http://arxiv.org/abs/2008.12975
Publikováno v:
Involve, a Journal of Mathematics. 15:669-686
The obstruction set for graphs with knotless embeddings is not known, but a recent paper of Goldberg, Mattman, and Naimi indicates that it is quite large. Almost all known obstructions fall into four Triangle-Y families and they ask if there is an ef