Gaussian integer
= Gaussian integer
{c}
{title2=$\mathbb Z[i]$}
{wiki}
A Gaussian integer has the form $a+bi$ with $a,b\in\mathbb Z$. Its multiplicative norm is $N(a+bi)=a^2+b^2$, which makes $\mathbb Z[i]$ a Euclidean domain.
= Gaussian integer
{c}
{title2=$\mathbb Z[i]$}
{wiki}
A Gaussian integer has the form $a+bi$ with $a,b\in\mathbb Z$. Its multiplicative norm is $N(a+bi)=a^2+b^2$, which makes $\mathbb Z[i]$ a Euclidean domain.