Taking the theory of Deterministic Finite Automata and plugging it into Python with Professor Thorsten Altenkirch of the University of Nottingham.
Longer version of this video with more examples:
https://youtu.be/oHVHkkah3MY
The professor's code: https://bit.ly/C_Thor_DFA_Code (may be easier to follow with the longer video)
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This video was filmed and edited by Sean Riley.
Computer Science at the University of Nottingham: https://bit.ly/nottscomputer
Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com