Definition: Unknot
The unknot \(U\) is a knot whose knot diagrams are equivalent to the simple closed curve.
Example
Below, you find some knot diagrams for the unknot:
(c) bookofproofs
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References
Bibliography
- Sossinsky, Alexei: "Mathematik der Knoten - Wie eine Theorie entsteht", rororo, 2000
