A trefoil knot
A trefoil knot. For example, the knot we make when we tie our shoes (if we joined the two ends of the laces) is of this kind.
Exhibit at matemilano, section "Topology".
© matematita
foto di Paola Cereda
The image belongs to the sections...:
From "fragments of topology" (From "XlaTangente")
Trefoil knot (Topology)
Objects (From the exhibitions of matematita)
Topology (From the exhibitions of matematita)
Further information:
http://matemilano.mat.unimi.it