coding challenge #105

In this challenge, I expand the linear example into polynomial regression!

- Polynomial Regression in p5.js with sliders for degree and learning rate
*by tobiasvonarx*(Source Code) - My polynomial regression with n-degree polynomial interface.
*by Makarand Lahane*(Source Code) - Polynomial Regression with varbiable degree and controllable learning rate
*by Semjon Bibow*(Source Code)

You can also add your own version! (See how)