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Number
A number is a mathematical object used to count, measure, and label. The original examples are the natural numbers 1, 2, 3, and so forth. A notational symbol that represents a number is called a numeral. In addition to their use in counting and measuring, numerals are often used for labels (as with telephone numbers), for ordering (as with serial numbers), and for codes (as with ISBNs). In common usage, number may refer to a symbol, a word, or a mathematical abstraction.
In mathematics, the notion of number has been extended over the centuries to include 0, negative numbers, rational numbers, r ...more
In mathematics, the notion of number has been extended over the centuries to include 0, negative numbers, rational numbers, r ...more
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{Replying to G. H. Hardy's suggestion that the number of a taxi (1729) was 'dull', showing off his spontaneous mathematical genius}
No, it is a very interesting number; it is the smallest number expressible as a sum of two cubes in two different ways, the two ways being 13 + 123 and 93 + 103.
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God made the integers; all the rest is the work of Man.
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Starting in Summer of 2019, the Fields Institute's MathEd Forum is organizing a book club which …more
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Tags contributing to this page include: number, digit, digits, integer, numbers, and numerals




























































