The Kingdom of Infinite Number: A Field GuideHenry Holt and Company, 15 сент. 2001 г. - Всего страниц: 398 Just as bird guides help watchers tell birds apart by their color, songs, and behavior, The Kingdom of Infinite Number is the perfect handbook for identifying numbers in their native habitat. Taking a field guide-like approach, it offers a fresh way of looking at individual numbers and the properties that make them unique, which are also the properties essential for mental computation. The result provides new insights into mathematical patterns and relationships and an increased appreciation for the sheer wonder of numbers. |
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... division algorithm. What is it that enabled me to make such a quick calculation? It all stems from familiarity with the personalities of specific numbers. Although thinking of 25% as 1/4 is not all that unusual, nor is seeing 1/4 as 1/2 ...
... division is to pick and choose among the factors. If you have a good relationship with the numbers 35 and 16, for example, you instantly think of them as = 5 × 7 and 16 = 24 = 2 × 2 × 2 × 2. Thus, the product 35 × 16 is the same as 5 ...
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Содержание
Genera Integral and Rational Signed Numbers | |
Genus Rational | |
Genus Real NumberLine Numbers | |
Genus Complex AllInclusive Numbers | |
Kingdom Infinity | |
A Note on Taxonomy | |