Persi Diaconis is an ex-magician. He left the world of professional magic to become a professor of statistics at Stanford. But those influences are still reflected in his work as many of the simple tools used in the exploration of statistics — coins, cards, dice — are also favourite tools of the magician. 34 palabras más

## Etiquetas » Numberphile

#### Explaining how 1 + 2 + 3 + . . . can possibly equal -1/12 to a kid

When I did the my biographies for my kids last week my older son said that the thing in math that he’s see but that he does not believe is this equality: 415 palabras más

#### Fermat's theorem on sums of two squares

The Prime Problem with a One Sentence Proof – Numberphile

The One Sentence Proof (in multiple sentences) – Numberphile 2

an odd prime p is expressible as with x and y integers, if and only if

#### VIDEO: Prime Problem

I have been away for a few days on a short holiday so for today’s post I wanted to quickly share with you two videos from Numberphile on a prime problem posed by Fermat. 20 palabras más

#### Zero Factorial?

**Why does 0! = 1?**

0! = 1 is a definition so that

holds true for n = k. From the “Fundamental Principle of Counting” we know that is n! 16 palabras más

#### Borromean Ribbons Tadashi Tokieda is talking about Borromean...

## Borromean Ribbons

Tadashi Tokieda is talking about Borromean links again – this time using ribbons.

More Tadashi videos: http://bit.ly/tadashi_vids

By: Numberphile.

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