A blog about maths things which interest me.
Tuesday, 9 May 2017
A Champions League Mathematical curiosity
(Apologies for any reader who doesn't share my interest in football. You don't have to read on.) When I'm fed up marking, lik...
Monday, 1 May 2017
Something I'd forgotten
One of my parents daily rituals was to change the date on a device on top of the bureau which displayed the day, date and month. My equival...
Saturday, 1 April 2017
How to use number theory to help bus travellers
Living in London, I use buses a lot. Each day I catch a 180 or 199, ignoring the 188, 286 and others whcih don't take me home. I have ...
Sunday, 12 March 2017
Puzzles from my grandmother
I have been reading the autobiography of one of my heroes - the great popular mathematics writer, Martin Gardner, who along with my school m...
Monday, 2 January 2017
Why (some) mistakes are interesting
Having recently put up here a couple of posts about mistakes, I feel I should perhaps say why I find (some) mistakes fascinating. As y...
Thursday, 29 December 2016
A curious cat and another curious error
The first mathematics book written in English was the snappily-titled, anonymous An introduction for to lerne to recken with the pen, or wi...
Friday, 2 December 2016
Learning from the audience at my Prisoners' Dilemma talk
Today I had the privilege of taking part in an excellent " Mathematics in Action " day at which around 700 school students heard a...
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