How about a numerical solution for this problem? By "numerical," I mean that I'll create a python program that models the motion of light from A to B.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

“Python’s extensibility and interoperability with other programming languages and numerical libraries makes it an increasingly popular choice in both the financial and scientific computing ...