I was as giddy as a school girl when I read the phrase "euclidean zoning", but alas, it has nothing to Euclidean geometry: https://en.wikipedia.org/w/index.php

I was as giddy as a school girl when I read the phrase "euclidean zoning", but alas, it has nothing to Euclidean geometry: https://en.wikipedia.org/w/index.php?title=Euclid_v._Ambler https://en.wikipedia.org/w/index.php?title=Euclid_v._Ambler