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Donald Knuth on Writing the First Book About Surreal Numbers

Numberphile · Interview · YouTube title: Surreal Numbers (writing the first book) - Numberphile
Why it's here

Recommended as a short, charming introduction to surreal numbers and to how Knuth wrote his book in under a week.

What it covers

A Numberphile interview with Donald Knuth about how he came to write the first book on surreal numbers after a lunch with John Conway. He tells the story casually in about 14 minutes.