quadratic reciprocity

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English[edit]

Etymology[edit]

Quadratic refers to the squaring in the question addressed.

Noun[edit]

quadratic reciprocity ‎(uncountable)

  1. (number theory) Mathematical theorem relating the Jacobi symbol to the inverted , essentially relating the question of whether a is a square modulo b to the opposite question of whether b is a square modulo a (or modulo the prime factors).

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