John Choisser
Publisher: unknown
Pages: 143

This is a book for people from 9 to 90 who like surprises. And beauty. My intention is to show the beauty in both nature and mathematics, with some surprising connections that will make you stop and think. With this and future books, I want to foster curiosity, particularly in young people who might now see beyond boring or dull school subjects into a new world of science, physics, engineering, and math.In this book, Grandpa and his grandchildren embark on an adventure into the fascinating connection between nature and a number called phi (ϕ). Phi is also called the Golden Number, the Golden Ratio, the Golden Section, and the Divine Proportion. It is an irrational number, like pi (π), and its value is approximately 1.618. One of the interesting facts about phi is its relationship to the famous Fibonacci series and to the beautiful logarithmic spiral, one of the most beautiful shapes ...
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