Past exam of the mathematics course of the University of Cambridge / 2025 / ib / Paper 2 / 9E / Solution

A euclidean domain is an integral domain with a function $d$ on nonzero elements such that for $a,b\ne 0$ there are $q,r$ with $a=bq+r$ and either $r=0$ or $d(r)<d(b)$.

Solved by gpt-5.6-sol high.