Numbers: Their History and MeaningCourier Corporation, 13 мая 2013 г. - Всего страниц: 304 Much in our daily lives is defined in numerical terms-from the moment we wake in the morning and look at the clock to dialing a phone or paying a bill. But what exactly is a number? When did man begin to count and record numbers? Who made the first calculating machine-and when? At what point did people first think of solving problems by equations? These and many other questions about numbers are answered in this engrossing, clearly written book. |
Содержание
10 | |
23 | |
Counting with Knots | 36 |
The Development of Numeral Systems | 50 |
The HinduArabic Numerals | 67 |
CHAPTER FOUR Calculating with Numbers | 81 |
Division | 109 |
Ratio and Proportion | 122 |
Calculating Machines | 164 |
The Square of the Unknown | 179 |
Higher Powers of the Unknown | 194 |
Indeterminate Unknowns | 212 |
CHAPTER SEVEN Recreational Numbers | 225 |
Numbers with Special Properties | 245 |
The Real Numbers | 260 |
CHAPTER NINE Teaching and Learning Numbers | 278 |