It’s a new month, which means it must be time for a new episode of Wrong, But Useful!
This time around, we talked about queuing at EuroDisney, how to play Battleships, why Peppa Pig’s dad has a quadratic equation in his office, 110%, elliptic curves and Dave’s brilliant new game.
- 99% invisible on queues
- Colin’s Coordinate battleships
- Dave’s Noughts and Crosses variant
- Daddy Pig’s quadratic equation
- Basic Maths For Dummies
- Elliptic Tales
- This Is Spinal Tap
I have three indistinguishable coins: one always comes up heads, one always comes up tails and the third is a fair coin. I pick one of the coins at random and toss it twice and get the same result both times. What is the probability I picked the fair coin?
What I don’t understand:
Why matrix multiplication works the way it does.
A selection of other posts
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