finding euclidean distance,better code?

[Steven D'Aprano]

On Fri, 28 Mar 2008 16:59:59 +0100, Robert Bossy wrote:

> Gabriel Genellina wrote:
>> That's what I said in another paragraph. "sum of coordinates" is using
>> a different distance definition; it's the way you measure distance in a
>> city with square blocks. I don't know if the distance itself has a
>> name, but
> I think it is called Manhattan distance in reference of the walking
> distance from one point to another in this city.

You know, there are other cities than Manhattan. Some of them even have 
streets and blocks.


-- 
Steven