The p-adics form an infinite collection of number systems based on prime numbers. They’re at the heart of modern number theory.

Quanta Magazine
43d ago

In a new explainer, @kelseyahe shows how an alien-seeming universe of numbers called the p-adics provides mathematicians with well-behaved number systems for investigating questions about the troublesome rational numbers.

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It was a pleasure to work with @kelseyahe on her first piece for @QuantaMagazine. Here is her elegant explainer about how the alien, essential p-adic numbers work

An Infinite Universe of Number Systems quantamagazine.org/how-the-toweri… via @QuantaMagazine