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    News Roundup

    Aperiodical News Roundup – July 2021

    By Christian Lawson-Perfect and Katie Steckles. Posted August 11, 2021

    Here’s a round-up of the latest mathematical news from the month of July 2021. Awards The Society for Industrial and Applied Mathematics, SIAM, has announced the winners of its 2021 prizes. Winners include: student paper prizes to Yingjie Be, Michelle Feng and Yuanzhao Zhang; the George Pólya Prize for Mathematical Exposition to Nick Higham; and…

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    Mathematical Objects

    Mathematical Objects: Spirograph

    By Katie Steckles and Peter Rowlett. Posted July 30, 2021

    Travel Spirograph kit, with blue and red pens

    A conversation about mathematics inspired by a Spirograph set. Presented by Katie Steckles and Peter Rowlett. Katie’s Spirograph GeoGebra file. Podcast: Play in new window | Download Subscribe: RSS | List of episodes

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    Irregulars

    The hunt for almost Pythagorean triples

    By Colin Beveridge. Posted July 17, 2021

    Pythagorean triples have a long and storied tradition. But what about the near misses? You’d be surprised how much math[s] you can learn by exploring some of the implications and ramifications of what may seem at first no more than a trivial brainteaser Martin Gardner

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    Mathematical Objects

    Mathematical Objects: Balancing bird with Alom Shaha

    By Katie Steckles and Peter Rowlett. Posted July 16, 2021

    Paper bird balancing by its beak on a finger.

    A conversation about mathematics inspired by a balancing bird. Presented by Katie Steckles and Peter Rowlett, with special guest Alom Shaha. Alom’s video and template about the balancing bird. Podcast: Play in new window | Download Subscribe: RSS | List of episodes

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    cp's mathem-o-blog

    A lullaby sequence

    By Christian Lawson-Perfect. Posted July 14, 2021

    My son was born last September. While he doesn’t hate sleep as much as his sister did, he still needs a bit of help to drop off. I’m not at all musically inclined, and I seem unable to remember more than a couple of lines from wordy songs (my version of “Papa’s gonna buy you…

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    cp's mathem-o-blog

    WhyStartAt.xyz: a collection of ambiguities, inconsistencies and unpleasant conventions in notation

    By Christian Lawson-Perfect. Posted July 12, 2021

    I’m now the owner of WhyStartAt.xyz, thanks to my past self’s successful campaign of Twitter peer pressure against my more recent self. My aim is to collect examples of conventions in mathematical notation that lead to ambiguities, inconsistencies, or just make you feel yucky. This is largely a result of me wishing I had something…

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    Carnival of Mathematics

    Carnival of Maths 195

    By Katie Steckles. Posted July 8, 2021

    The next issue of the Carnival of Mathematics, rounding up blog posts from the month of June, is now online at Storm Bear World. 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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The Aperiodical © 2025 Peter Rowlett, Katie Steckles and Christian Lawson-Perfect. All posts © their authors. All rights reserved.