Gene Wirchenko wrote:
> Bob Badour <bbadour_at_pei.sympatico.ca> wrote:
>
>
>>Marshall wrote:
>>
>>
>>>On Feb 14, 6:38 am, Bob Badour <bbad..._at_pei.sympatico.ca> wrote:
>>>
>>>
>>>>JOG wrote:
>>>>
>>>>
>>>>
>>>>>1) Lego blocks are /not/ the same. They always have a different
>>>>>location attribute.
>>>>>2) Hence their x,y,z position attribute always identifies them.
>>>>>3) However this identifer is very hard to record and keep track of,
>>>>>even though it exists.
>>>>
>>>>To amplify, the location might be familiar and perhaps even unique, but
>>>>it is neither simple nor stable.
>>>
>>>As an aside, there exist domains where location is stable. GIS systems
>>>come to mind, or driving directions software.
>>
>>Location is a stable identifier for a point in some space. It is not a
>>stable identifier for a lego piece.
>
> It could be in a suitable domain. One would be if the locations
> are limited to being in Lego constructions.
The whole point of lego is to move the pieces around. Today it is part
of a garage; tomorrow it is part of a house; and the day after it is
part of a Stretch Armstrong-devouring space alien. LOL
Received on Thu Feb 15 2007 - 13:01:31 CST
