Reference: Bezier
Bézier(S) returns the Bézier curve (as a point set) of the control points in S, a set containing n-dimensional vectors.
Example: Cubic Bézier curve (i.e. four control points)
be ≔ Bézier({❨1, 3❩, ❨2, 6❩, ❨3, -7❩, ❨5, 3❩})
drawLines("be")