E776 -- Dilucidationes circa binas summas duorum biquadratorum inter se aequales

(Elucidations about two sums of pairs of biquadratics, which are mutually equal)


Euler shows that A4 + B4 = C4 + D4 for A = 477069, B = 8497, C = 310319, D = 428397 and for some other sets of values.

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