See also
Cyclotomic Equation, Cyclotomic Polynomial, de Moivre's Identity, de Moivre Number, nth Root, Primitive Root of Unity, Principal Root of Unity, Unit, Unity
Portions of this entry contributed by Todd Rowland
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Cite this as:
Rowland, Todd and Weisstein, Eric W. "Root of Unity." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/RootofUnity.html