Thue’s lemma in $\mathbb Z[i]$ and Lagrange’s four-square theorem

Thue’s lemma in $Z [i]$ and Lagrange’s four-square theorem

$Thue’s lemma in $\mathbb Z[i]$ and Lagrange’s four-square theorem cover$

Paul Pollack, Thue’s lemma in $Z [i]$ and Lagrange’s four-square theorem. Elem. Math. 73 (2018), no. 2, pp. 60–65