 Single-use zoning became known as Euclidean zoning because of a court case in Euclid, Ohio, which established its constitutionality, "Village of Euclid, Ohio v. Ambler Realty Co." .Euclidean zoning has been the dominant system of zoning in much of North America since its first implementation.The predictable model for dividing land use patterns generated by the Euclidean system have been charged by many commentators as playing a direct role in a number of problems in land use planning evident in the United States and elsewhere.