Very basic standard-form Linear Program solver using Simplex method
Repo for hosting the app @ https://gist.github.com/globalpolicy/56ee2deca654f6656b74fb14ea7d6e5d
I only realised I could've just pushed the app here instead of to GitHub Gist.
So, here it is.
Original article can be found @ http://c0dew0rth.blogspot.com/2019/05/standard-form-linear-programming-solver.html