REFERENCE
1. Artistic Reference
2. Technical Reference
Oscar: Inverse Kinematics Basics Tutorial (2012)
http://blog.oscarliang.net/inverse-kinematics-and-trigonometry-basics/
http://blog.oscarliang.net/inverse-kinematics-and-trigonometry-basics/
ARandHotGlue: Arduino Inverse Kinematics for 2 DoF Robot Arm (2013)
https://www.youtube.com/watch?v=8DVK206u0zY
https://www.youtube.com/watch?v=8DVK206u0zY