The Diophantine Equation x:::4::: + 2 y:::4::: = z:::4::: + 4 w:::4:::

Andreas-Stephan Elsenhans, Jörg Jahnel. The Diophantine Equation x:::4::: + 2 y:::4::: = z:::4::: + 4 w:::4:::. Math. Comput., 75(254):935-940, 2006. [doi]

Abstract

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