Numberphile

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This is Numberphile. We mainly post videos about mathematics and just numbers in general.

All Triangles are Equilateral

Nov 5

Nov 5 All Triangles are Equilateral

Carlo Séquin, Triangles

Leyland Numbers

Oct 28

Oct 28 Leyland Numbers

The Making of a Mile of Pi

Oct 23

Oct 23 The Making of a Mile of Pi

Pi, Matt Parker

Oct 22

Oct 22 Mile of Pi

Pi, Matt Parker

Oct 1

Oct 1 Lunes

Barry Mazur, Geometry

Sep 22

Sep 22 Brady Numbers

Matt Parker, Golden Ratio

Sep 22

Sep 22 Lucas Numbers

Matt Parker, Golden Ratio

Sep 22

Sep 22 Golden Proof

Matt Parker, Golden Ratio

The Three Square Geometry Problem

Sep 18

Sep 18 The Three Square Geometry Problem

Zvezdelina Stankova, Geometry

Friedman Numbers

Sep 12

Sep 12 Friedman Numbers

Sep 8

Sep 8 Wobbly Circles

Matt Parker, Circles

Stable Marriage Problem

Sep 4

Sep 4 Stable Marriage Problem

Aug 26

Aug 26 Magic Hexagon

James Grime, Magic Squares

Fix a Wobbly Table (with Math)

Aug 18

Aug 18 Fix a Wobbly Table (with Math)

Strong Law of Small Numbers

Aug 14

Aug 14 Strong Law of Small Numbers

Tony Padilla, Research

Can a number be boring? (feat 14972)

Aug 11

Aug 11 Can a number be boring? (feat 14972)

Look-and-Say Numbers (feat John Conway)

Aug 8

Aug 8 Look-and-Say Numbers (feat John Conway)

John Conway, Sequences

What do 5, 13 and 563 have in common?

Aug 3

Aug 3 What do 5, 13 and 563 have in common?

James Grime, Prime Numbers