Peter Jones writes:

> Stathis Papaioannou wrote:
> > Peter Jones writes (quoting Bruno Marchal):
> >
> > > > Frankly I don't think so. Set platonism can be considered as a bold
> > > > assumption, but number platonism, as I said you need a sophisticated
> > > > form of finitism to doubt it. I recall it is just the belief that the
> > > > propositions of elementary arithmetic are independent of you.
> > >
> > > Arithemtical Platonism is the belief that mathematical
> > > structures *exist* independently of you,
> > > not just that they are true independently of you.
> >
> > What's the difference?
> 
> 
> Things that exist are available for causal interaction. Numbers aren't.

What could it possibly mean for numbers to "exist" in the sense you claim 
they do not? Could I be mugged by a burly number 6 in a dark alley? I don't 
think that even number-worshipping Pythagoras would have entertained 
such a notion. 

Stathis Papaioannou
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