blog - page 7 | Sean Elvidge

Sean's random musings

A varied collection of thoughts and ideas, usually around statistics, football or generally interesting tidbits.

God's Number is 20

You never need more than 20 moves to solve a Rubik cube

6 min read · February 15, 2011

2011 · mathematics
Recurring Decimals - Something on the Repetend

How to calculate the size of the repetend for recurring decimals

3 min read · August 26, 2010

2010 · mathematics
Hilbert's Hotel

Use Hilbert's hotel to rethink about infinity

5 min read · August 26, 2010

2010 · mathematics
Probability of Sharing a Birthday

What is the probability of two people sharing a birthday

4 min read · August 24, 2010

2010 · mathematics