A  curve P with n vertices is said to be c-packed if the length of the curve within any disk of radius r is at most cr, for any r>0.
<clarity> A  curve P with n vertices is said to be c-packed if the length of the curve within any disk of radius r is at most cr, for any r>0.
A curve P with n vertices is c-packed if the length of the curve within any disk of radius r is at most cr, for any r>0.