Lasers bouncing off elliptical mirrors in C#

The NumberPhile Illumination Problem https://www.youtube.com/watch?v=xhj5er1k6GQ describes reflecting light beams off mirrored walls to see if all parts of an oddly shaped room can be illuminated. In the last 2 posts (Lasers reflecting off an ellipse  and  Reflect laser beams off multiple mirrors) I showed some code to simulate laser beams reflecting off multiple mirrors in…

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