Images for Mathematics

How knotted is a knot?

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This knot, despite of its complicated appearance, is equivalent to a trefoil knot with 3 crossings.
You can better understand this fact if you compare the image with this other position of the knot.
This image has been realized with the program KnotPlot.

The image belongs to the sections...:
From "fragments of topology" (From "XlaTangente")
Images from the topology section (From the exhibitions of matematita)
Trefoil knot (Topology)

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