Читать книгу Algebra I All-in-One For Dummies - Mary Jane Sterling, Mary Sterling Jane - Страница 20

Zero is a very special number. It wasn’t really used in any of the earliest counting systems. In fact, there is no symbol for zero in the Roman numerals!

Zero is a very useful number, but it also comes with its challenges. You can’t divide by zero, but you can add zero to a number and multiply a number by 0. You’ll find zero popping up in the most interesting places!