Humble Pi Matt Parker by Matt Parker instant download after payment.

#1 INTERNATIONAL BESTSELLER
AN ADAM SAVAGE BOOK CLUB PICK
The book-length answer to anyone who ever put their hand up in math class and asked, "When am I ever going to use this in the real world?"
"Fun, informative, and relentlessly entertaining, Humble Pi is a charming and very readable guide to some of humanity's all-time greatest miscalculations—that also gives you permission to feel a little better about some of your own mistakes." —Ryan North, author of How to Invent Everything
Our whole world is built on math, from the code running a website to the equations enabling the design of skyscrapers and bridges. Most of the time this math works quietly behind the scenes . . . until it doesn't. All sorts of seemingly innocuous mathematical mistakes can have significant consequences.
Math is easy to ignore until a misplaced decimal point upends the stock market, a unit conversion error causes a plane to...