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Euler's Four-Square Identity

Revision as of 11:30, 11 August 2018 by Lilcritters (talk | contribs) (→‎Identity)

Identity

The product of the sum of the four squares is itself, the sum of four squares.

Mathematically, for any eight complex numbers $x_1,x_2, x_3, x_4, y_1, y_2, y_3, y_4$, we must have \[hi\]

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