The TechNote series I wrote back in the 2000’s on Computational Geometry and other topics has been archived on GitHub.
The TechNote series I wrote back in the 2000’s on Computational Geometry and other topics has been archived on GitHub.
The Algorithmist 
Another useful information to the quadratic bezier arc length
http://segfaultlabs.com/graphics/qbezierlen/
Math and data are everything!