Le 27-août-06, à 19:41, 1Z a écrit :

> But you don't really address the existence question. You just loosely
> assume it is the
> same thing as truth.

I just assume that the "existence of a number" is equivalent with the 
intended truth of an existential
proposition written in a theory about numbers.

I identify propositions like "there exist a perfect number" with "it is 
true that there exist a perfect number".

I am dialoguing with PA (Peano Arithmetic theorem prover). When PA 
tells me "there exist perfect numbers", I take it as an existential 
proposition. It is a way, for PA, to make an ontological commitment, 
which I do too.

Of course, I don't interpret this as "there exist a physical world, and 
numbers exist there physically".
I don't assume there is a physical world, and I doubt very much there 
is a physical primary world. Indeed the UDA shows such an assumption to 
be useless concerning the possible explanations of both quanta and 



You received this message because you are subscribed to the Google Groups 
"Everything List" group.
To post to this group, send email to everything-list@googlegroups.com
To unsubscribe from this group, send email to [EMAIL PROTECTED]
For more options, visit this group at 

Reply via email to