https://notebookarchive.org/2024-06-1xe104l
The upper left figure is a cubic Bezier curve. The upper right is the curvature plot. The lower left is the CMEF, whereas the lower right is the dk/ds.
https://notebookarchive.org/2024-06-1ucl8i6
The left figure shows how alpha (the slope of LCG) of a hyperbolic spiral varies with respect to the parameter t.