bn:00389104n
Noun Concept
EL
εναλλασσόμενο κόμπο  εναλλασσόμενο σύνδεσμο  σύνδεση εναλλασσόμενο
EN
In knot theory, a knot or link diagram is alternating if the crossings alternate under, over, under, over, as one travels along each component of the link. Wikipedia
Relations
Sources