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    Irregulars

    Bending the Law of Sines

    By Tim Lexen. Posted July 31, 2018

      For me, the above shape emerged when playing with a drawing compass.  Of the two ancient tools, I preferred the compass over the straightedge.  I was fascinated with the classical geometric constructions, the intersecting circles and arcs. As a simple personality test, preferring a compass over a straightedge might mean something: maybe roundabout-holistic-intuitive more…

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    The Big Internet Math-Off, The Big Internet Math-Off 2018

    The Big Internet Math-Off – The Final! Nira Chamberlain v Matt Parker

    By Christian Lawson-Perfect. Posted July 24, 2018

    Nira Chamberlain against Matt Parker

    Well, this is it: the final of The Big Internet Math-Off. Just one more match stands between the two remaining competitors and their destiny: the title of World’s Most Interesting Mathematician (modulo the previously described factors of knowing me, interest in taking part, and availability in July to indulge my whimsy). Nira Chamberlain and Matt…

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    Irregulars, The Big Internet Math-Off, The Big Internet Math-Off 2018

    The Big Internet Math-Off: Cheering from the sidelines

    By Christian Lawson-Perfect. Posted July 22, 2018

    Benjamin Leis has been giving some top commentary on the Math-Off matches as they happen, on Twitter. We asked him to share some of his thoughts in more detail We’re almost at the final of the Big Math-Off and I, your humble and slightly quirky commentator, thought I’d take a look back at the highlights…

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    Irregulars

    The Mathematical Beauty of the Game SET

    By Chris Bolognese. Posted July 22, 2018

    Three SET cards, forming a 0-alike SET

    If you are like me, you have played the game SET and have probably been perplexed at how quickly some people can play the game! Even as the game is quite easy to explain, it takes some time to build various strategies and pattern recognition to play the game effectively. If you have never heard of…

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    The Big Internet Math-Off, The Big Internet Math-Off 2018

    The Big Internet Math-Off semi-final 2 – Edmund Harriss v Matt Parker

    By Christian Lawson-Perfect. Posted July 19, 2018

    Edmund Harriss against Matt Parker

    This is nearly it: the second semi-final of The Big Internet Math-Off, pitting Edmund Harriss against Matt Parker. The rules are the same as always: take a look at both pitches, vote for the bit of maths that made you do the loudest “Aha!”, and if you know any more cool facts about either of…

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    The Big Internet Math-Off, The Big Internet Math-Off 2018

    The Big Internet Math-Off Semi-Final 1 – Nira Chamberlain v Zoe Griffiths

    By Christian Lawson-Perfect. Posted July 18, 2018

    This is the penultimate round of the hottest contest of the summer, The Big Internet Math-Off. We’re down to 4 competitors, each raring at the bit to show us more fun maths. In this first semi-final, we’re pitting Nira Chamberlain against Zoe Griffiths. The rules are the same as always: take a look at both…

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    Travels in a Mathematical World

    Second place in a single-elimination tournament

    By Peter Rowlett. Posted July 16, 2018

    Trophy for Joint 2nd Place, awarded to "???"

    I made a silly joke, and it made me think. You may be aware that our own Christian Lawson-Perfect is running the Big Internet Math-Off here at the Aperiodical, a single-elimination tournament with sixteen competitors. I was knocked out in round one by the brilliant Alison Kiddle. I joked that if Alison went on to…

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