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    Euler Identity

    Statement

    The Euler formula expresses the exponential of an imaginary number as e^(i x) = cos(x) + i sin(x).

    History

    formulation date | ≈ 1740 (≈ 285 years ago)
formulator | Leonhard Euler
status | proved
proof date | 1748 (277 years ago)
prover | Leonhard Euler

    Associated equation

    e^(i x) = cos(x) + i sin(x)

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