The Josephus Problem Is A Theoretical Math Puzzle

# The Josephus Problem Is A Theoretical Math Puzzle

The story of the Josephus problem deals with math, life, and death. The problem goes as follows: There are x amount of people sitting in a circle waiting to be executed. They begin counting around the circle in a fixed direction. After every x number of people counted, one is executed. Where should you sit to survive? The video below details the problem and presents the solution.

### The Josephus Problem

According to legend, getting it right was a matter of life and death.

13:58

from Numberphile

### The Uncracked Problem With 33

What's the matter with this seemingly common number?

08:29

from Numberphile

### The Opposite of Infinity

You may think it would be negative infinity...

15:05

from Numberphile

Key Facts In This Video

• 1

The opposite of infinity would be the smallest number possible. (0:01)

• 2

Infinitesimals were important to Leibniz and Newton when they invented calculus. (6:37)

• 3

Limits can be used to work out the area below a curve without having to use infinitesimals. (10:36)

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