While it is straightforward to draw straight lines in a Svg element, it requires a bit of trigonometry to smooth these lines. Let’s see how.
Creating and Editing SVG Graphics
Cubic Bezier Curves with SVG Paths, by Joshua Bragg
Spline Interpolation With Cubic Bezier Curves Using SVG and Path (make lines curvy)
Bézier curves — Avelon Cloud / Alcedo Inhouse 7.27 documentation
Creating and Editing SVG Graphics
Draft CubicBezCurve - FreeCAD Documentation
Simplifying Bézier paths
SVG Path Tutorial • Quadratic and Cubic Bezier Curves
Svg path LineTo
June 17: Calculating SVG bézier curve intersections (without Snap!), by Josh Frank, Geek Culture
Paths – SVG Tiny 1.2
SVG Path: Drawing Cubic Curves
File:Smooth polyline with cubic bezier spline.svg - Wikipedia
Bézier Curves for Smooth Entry into Elliptic Orbits International Journal of Aeronautical and Space Sciences
Paths