Legendre symbol

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English[edit]

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Etymology[edit]

Named after French mathematician Adrien-Marie Legendre (1752–1833), who introduced the symbol in 1798 in his work Essai sur la Théorie des Nombres ("Essay over the Theory of Numbers").

Noun[edit]

Legendre symbol (uncountable)

  1. (number theory) Mathematical function of an integer and a prime, written \left({a \over p}\right), indicating whether a is a square modulo p.

See also[edit]