Re: [ontolog-forum] Current Semantic Web Layer Cake

[Randall R Schulz <rschulz@xxxxxxxxx>]

On Wednesday 01 August 2007 09:26, Kathryn Blackmond Laskey wrote:
> ...
>
> We have had many heated discussions in this forum about whether
> sentences in a biology textbook are about cells in the world or about
> cells in a biological model of cells.  Jon suggested maybe they are
> about both. That they can be about both is why engineering works!
> It's why you can get up in the morning expecting your car to start,
> the traffic lights to work, and the bridge not to collapse.    (01)

And no sooner is it said than in a single day, there are two bridge 
collapses in the United States, one in California and another in 
Minnesota.    (02)

It will be interesting to see to what cause these incidents are 
attributed. Often the problem traces to inadequate or imprecise 
modeling of the physical forces and material properties of the failed 
structures.    (03)


Randall Schulz    (04)

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