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The Operation Tower

A diagram of the Operation Tower. Three stacked boxes with a dotted area on the left hand side. The bottom box has a plus and a minus. The middle box has a times and divide. The top box has an exponent carat and a root symbol. The dotted area on the side contains two shapes of brackets and a horizontal bar.
Posted on Sep 23 2019 by David Butler

I don't like BODMAS/BEDMAS/PEMDAS/GEMS/GEMA and all of the variations on this theme. I much prefer to use something else, which I have this week decided to call "The Operation Tower".

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Digit Disguises

Posted on Sep 21 2019 by David Butler

This blog post is about a game I invented this week, and the game is AWESOME, if I do say myself.

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Context fatigue

Posted on Sep 10 2019 by David Butler

Context fatigue聽is a particular kind of mental exhaustion that happens after having to make sense of multiple different contexts that maths/statistics is embedded in. I feel it regularly, but I feel it most strongly when I have spent a day helping medical students critically analyse the statistics presented in published journal articles.

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