Crossing number of a knot
= Crossing number of a knot
{title2=$c(K)$}
{wiki=Crossing_number_(knot_theory)}
The crossing number $c(K)$ is the least number of crossings in any <knot diagram> of $K$.
= Crossing number of a knot
{title2=$c(K)$}
{wiki=Crossing_number_(knot_theory)}
The crossing number $c(K)$ is the least number of crossings in any <knot diagram> of $K$.