[MD] Quantum computing

Magnus Berg McMagnus at home.se
Tue Feb 20 23:10:56 PST 2007


Ian, Ron and Case

ian glendinning wrote:
> Hi Magnus,
> 
> I hadn't though of taking the orthogonality metaphor that far. Some
> rules of inter-dependency, yes, to capture the fact that they are not
> independent, but I'm not sure the geometrical sense of orthogonality
> (and skewing axes) helps ?
> 
> In the previous exchange you had set my mind thinking about the
> patterns (SPOV's) as distribution functions in the space we'd just
> defined .... but the "values" on our axes are of course qualitative
> and complex so I'm not sure there is much milage in pushing the idea.
> Combining qualitative properties like colour with this set of axes put
> me in mind of Wilbur's spiral model. But I'm just drivelling out loud
> ... sorry.

I agree. I had more or less come to that conclusion as well, but I was waiting 
for other's opinions in case someone could open up the case again.

Case wanted to assign real numbers to the axis in the graph, but as Ian said, 
there's no way to do that, because betterness within a level is context 
sensitive as the example about the protein was meant to show. A protein has 
biological value for most/all carbon based life forms, but doesn't have any 
biological value for sulfur based life forms at the bottom of the Atlantic ocean.

This context sensitivity is not something to appalled by, you can't use it to 
disprove the MoQ. It just shows that a SOM *thing* is not the best way to see 
the world. It's the SOM *thing* that causes the context sensitivity, not the MoQ.

I have some more about Case's questions, but I'll answer those in the next post.

	Magnus




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