Pi， the ratio of the circumference of a circle to its diameter， was computer-calculated to a million decimal places in 1973 by the French mathematicians Jean Guilloud and Martine Bouyer. The value was published as a 400-page book——very important， and yet surely one of the most boring books in the world.
    圓周率，即圓周和直徑之比，于1973年由法國數(shù)學家讓·吉尤和馬蒂娜·布耶用計算機算到小數(shù)點后100萬位。這一結果
    出版成為400頁的書——這是一本非常重要、但肯定是世界上最枯燥無味的書。