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0 - Wikipedia
0 (zero) is a number representing an empty quantity. Adding 0 to any number leaves that number unchanged. In mathematical terminology, 0 is the additive identity of the integers, rational numbers, real numbers, and complex numbers, as well as other algebraic structures.
Zero Definition & Meaning - Merriam-Webster
The meaning of ZERO is the arithmetical symbol 0 or [SYMBOL] denoting the absence of all magnitude or quantity. How to use zero in a sentence.
Zero - Math is Fun
0! = 1. Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.
The Origin of the Number Zero | Smithsonian
Of all the numerals, “0”—alone in green on the roulette wheel—is most significant. Unique in representing absolute nothingness, its role as a placeholder gives our number system its power.
The Origin of Zero - Scientific American
The Origin of Zero. Much ado about nothing: First a placeholder and then a full-fledged number, zero had many inventors. By John Matson.
Zero -- from Wolfram MathWorld
Zero is the integer denoted 0 that, when used as a counting number, means that no objects are present. It is the only integer (and, in fact, the only real number) that is neither negative nor positive.
0 - Simple English Wikipedia, the free encyclopedia
0 is the integer that precedes the positive 1, and follows −1. In most (if not all) numerical systems, 0 was identified before the idea of 'negative integers' was accepted. It means "courageous one" in hieroglyphics.
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