A little bit of magic bootstrapping, allows the separation of code and machine, allowing one single piece of code to run on many different machines. Professor Tom Rodden introduces the idea.

EXTRA BITS Complexity:    • EXTRA BITS  Complexity  Computerphile  
Reverse Polish and Stacks: Coming Soon

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This video by Sean Riley and Brady Haran.

Computer Science at the University of Nottingham: http://bit.ly/nottscomputer

Computerphile is a sister project to Brady Haran's Numberphile. See the full list of Brady's video projects at: http://bit.ly/bradychannels