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Infinite Series
How Many Humans Have the Same Number of Body Hairs?
Season 1
Episode 3
Do two people on the planet have the exact same number of body hairs? How about more than two? There’s a simple yet powerful mathematical principle that can help you find out the answer. Kelsey Houston-Edwards breaks down the Pigeonhole Principle and explains how it can be used to answer some pretty perplexing questions.
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8:16
The proof for Brouwer's Fixed Point Theorem uses a bridge between geometry and algebra.
9:36
How can two people share the same key without someone else getting a hold of it?
10:21
What exactly is a topological space?
8:02
Here we break down Asymmetric crypto and more.
6:47
Encryption isn’t really about factoring or prime numbers. What is it about?
8:21
What happens when you multiply shapes?
7:28
What happens if you multiply things that aren’t numbers?
11:19
Why is there a hexagonal structure in honeycombs? Why not squares?
14:24
The answer lies in the weirdness of floating-point numbers and the computer's perception..
13:45
What happened when a gambler asked for help from a mathematician?
12:04
The theory of social networks allows us to mathematically model and analyze..
14:31
The bizarre Arrow’s Impossibility Theorem, or Arrow’s Paradox.