1 (number)

: This article discusses the number one. For the year AD 1, see 1. For other uses of 1, see 1 (disambiguation)

Related Topics:
1 - 1 (disambiguation)

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1 (one) is a number, numeral, and glyph. It is the natural number following 0 and preceding 2.

Related Topics:
Number - Numeral - Glyph - Natural number - 0 - 2

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It represents a single entity. One is sometimes referred to as unity, and unit is sometimes used as an adjective in this sense. (For example, a line segment of "unit length" is a line segment of length 1.)

Related Topics:
Unity - Unit - Line segment

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