![Matt Parker on Twitter: "If you pre-order Humble Pi on @MathsGear now you'll get a signed first-edition hardcover copy. https://t.co/14HsrxvGMX https://t.co/jqkqJccGUB" / Twitter Matt Parker on Twitter: "If you pre-order Humble Pi on @MathsGear now you'll get a signed first-edition hardcover copy. https://t.co/14HsrxvGMX https://t.co/jqkqJccGUB" / Twitter](https://pbs.twimg.com/media/Dnn-du5XoAAsCVp.jpg)
Matt Parker on Twitter: "If you pre-order Humble Pi on @MathsGear now you'll get a signed first-edition hardcover copy. https://t.co/14HsrxvGMX https://t.co/jqkqJccGUB" / Twitter
![Harvard Science Book Talk: Matt Parker, "Humble Pi: When Math Goes Wrong in the Real World" | FAS Division of Science Harvard Science Book Talk: Matt Parker, "Humble Pi: When Math Goes Wrong in the Real World" | FAS Division of Science](https://science.fas.harvard.edu/sites/hwpi.harvard.edu/files/styles/os_files_large/public/division-of-science/files/parker-mail.png?m=1611774745&itok=lTqX_XEZ)
Harvard Science Book Talk: Matt Parker, "Humble Pi: When Math Goes Wrong in the Real World" | FAS Division of Science
![Matt Parker on Twitter: "Oh dang, Amazon have set my book Humble Pi to 99p for one day only. That's under 0.0012p per word! https://t.co/EqoqqF7Rzi https://t.co/H9HWgUWPxi" / Twitter Matt Parker on Twitter: "Oh dang, Amazon have set my book Humble Pi to 99p for one day only. That's under 0.0012p per word! https://t.co/EqoqqF7Rzi https://t.co/H9HWgUWPxi" / Twitter](https://pbs.twimg.com/media/Fm2JnokXkAE-u1O.jpg)
Matt Parker on Twitter: "Oh dang, Amazon have set my book Humble Pi to 99p for one day only. That's under 0.0012p per word! https://t.co/EqoqqF7Rzi https://t.co/H9HWgUWPxi" / Twitter
![Matt Parker on Twitter: "Well, it's that classic publisher move of putting a book up for pre-sale before I've finished writing it… which is motivating at least. Humble Pi: A Comedy of Matt Parker on Twitter: "Well, it's that classic publisher move of putting a book up for pre-sale before I've finished writing it… which is motivating at least. Humble Pi: A Comedy of](https://pbs.twimg.com/media/DdPcA7vWkAEgMtF.jpg)
Matt Parker on Twitter: "Well, it's that classic publisher move of putting a book up for pre-sale before I've finished writing it… which is motivating at least. Humble Pi: A Comedy of
![Mat Parker HUMBLE PI - WHEN MATH GOES WRONG IN THE REAL WORLD hc NEW 1st U.S. Ed 9780593084687 | eBay Mat Parker HUMBLE PI - WHEN MATH GOES WRONG IN THE REAL WORLD hc NEW 1st U.S. Ed 9780593084687 | eBay](https://i.ebayimg.com/images/g/NWoAAOSwno1jo5sG/s-l1600.jpg)