The closest pair thingy (only freaks please)

Well friends

a fellow user recently initiated a thread that could become a CPU nightmare if his points were "many" and not already "sorted" (in some way):

 http://www.grasshopper3d.com/forum/topics/recreate-different-geomet...

given the opportunity here's 3 ways to skin a cat on that closest pair problem.

PS: DO NOT allow too many liberties with pCount if method chosen is Brutus Maximus (Stupidus), he he

best, Peter