KnowraDe Moivre's formulaLinked fromLinked fromThe 4 pages that link to De Moivre's formula, each with the reason it gives.All 4Broader topic 1Related 3Euler's formulaRelated: It follows naturally by raising Euler's exponential form to integer powers.Unit circleRelated: It turns repeated rotations around the unit circle into angle multiplication.Root of unityRelated: It makes raising a point on the unit circle to a power multiply its angle.