For Mathematics, trees are more useful than strings. Professor Thorsten Altenkirch takes us through a functional approach to coding them in Python.
Thorsten’s Python programming book: https://bit.ly/2p3r5IT
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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