Reference: drawLines
drawLines(S) plots the set S ⊂ R^2 in the 2D visualization window, and connects the points using lines.
drawLines(S, s) plots the set S ⊂ R^2 in the 2D visualization window, and connects the points using lines, and using the style (CSS) s.
Example: spiral ≔ createImage("❨FresnelC(t), FresnelS(t)❩", "t", [-10, 10, 0.01])
drawLines("spiral")