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    Approximate a ratio by folding a piece of paper

    By Christian Lawson-Perfect. Posted April 23, 2016

    Warning: you could make a very strong argument I’ve thought far too much about something inconsequential. If that makes your stomach turn, look away now. This morning in the shower, I had an idle thought about my towel. It was, as always, folded neatly on the toilet seat. A problem that’s been bugging me for a few…

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    Carnival of Mathematics

    Carnival of Mathematics 133

    By Katie Steckles. Posted April 14, 2016

    The next issue of the Carnival of Mathematics, rounding up blog posts from the month of March, and compiled by Matthew, is now online at Chalkdust Magazine. The Carnival rounds up maths blog posts from all over the internet, including some from our own Aperiodical. See our Carnival of Mathematics page for more information.

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    Blackboard Bold

    Mind Games: 6 Nimmt!

    By Katie Steckles. Posted April 14, 2016

    In this series of posts, Katie will be going on about some of her favourite board games and card games, and some of the interesting mathematics to be found there. If you’d like the chance to play a mathematical board game, why not find or start a Maths Arcade at university, or join your local MathsJam. 6…

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    cp's mathem-o-blog

    Maths Object: Correntator

    By Christian Lawson-Perfect. Posted April 10, 2016

    Here’s another one of my favourite maths objects: the Correntator. It’s a simple mechanical tool to add up amounts of money. I bought it for about a tenner (new money) at a market. This video is extremely shonky. Blame my phone, which can’t bring itself to record for more than 250 seconds at a time.…

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    News, Phil. Trans. Aperiodic.

    Erdős-Bacon: previously unknown collaboration

    By Christian Lawson-Perfect, Katie Steckles and Peter Rowlett. Posted April 1, 2016

    Previously unseen footage has been unearthed by The Aperiodical’s crack team of investigative journalists of Kevin Bacon and Paul Erdős writing a paper together, and a still from this is shown above. This has massive consequences for the important topics of Erdős numbers, Bacon numbers and Erdős-Bacon numbers.

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    Puzzlebomb

    Puzzlebomb – April 2016

    By Katie Steckles. Posted April 1, 2016

    Puzzlebomb is a monthly puzzle compendium. Issue 52 of Puzzlebomb, for April 2016, can be found here: Puzzlebomb – Issue 52 – April 2016 The solutions to Issue 52 can be found here: Puzzlebomb – Issue 52 – April 2016 – Solutions Previous issues of Puzzlebomb, and their solutions, can be found at Puzzlebomb.co.uk.

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    News, Phil. Trans. Aperiodic.

    Not mentioned on The Aperiodical, March 2016

    By Christian Lawson-Perfect. Posted March 30, 2016

    There’s been a lot of maths news this month, but we’ve all been too busy to keep up with it. So, in case you missed anything, here’s a summary of the biggest stories this month. We’ve got two new facts about primes, the best way of packing spheres in lots of dimensions, and the ongoing debate…

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