In knot theory, a figure-eight knot, also called Listing's knot, is the unique knot with a crossing number of four, making it the knot with the third smallest possible crossing number after the unknot and the trefoil knot. The figure-eight knot is a prime knot.
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Source Wikipedia: Figure-eight knot (mathematics)
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Source Wikipedia: Figure-eight knot (mathematics)
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1. Wikipedia: Figure-eight knot (mathematics)
Lead section, second sentence
The figure-eight knot is a prime knot.
Associated With: Trefoil Knot, Lead section
In knot theory, a figure-eight knot (also called Listing's knot) is the unique knot with a crossing number of four. This makes it the knot with the third-smallest possible crossing number, after the unknot and the trefoil knot.
In Branch: Knot Theory, Lead sentence
In knot theory, a figure-eight knot (also called Listing's knot) is the unique knot with a crossing number of four.
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