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Dear Dirichlet, Issue 15Weddings, holidays and catfish find their way into the prof's postbox this issue.
A walk on the random sideTanmay Kulkarni intentionally gets lost on the Tokyo subway
Christmas competition #1: ‘You can’t polish a nerd’Win a DVD boxset from Festival of the spoken nerd in our first Christmas competition!
Closing the first Black Mathematician MonthReflecting on what we've learnt over the past few weeks.
What’s your favourite function? Part IIWe have received loads of feedback from people telling us their favourite function
Will the Universe actually end in a big rip?What the Guardian got wrong...