It's hard to see how physics can be self-consistent without the a priori 
existence of arithmetic. Though admittedly that is a different point to 
whether or not physics is "emulated" in arithmetic.

On Saturday, October 24, 2015 at 4:32:47 PM UTC+11, John Clark wrote:
>
> On Mon, Oct 19, 2015 at 7:42 AM, Bruno Marchal <mar...@ulb.ac.be 
> <javascript:>> wrote:
>  
>
> In arithmetic all emulation of programs exists,
>
>
> ​That is totally unimportant, ​It's not worth arguing about because it 
> wouldn't change anything even if it were true. But I'll tell you the REALLY 
> important question, is physics a emulation of arithmetic or is arithmetic a 
> emulation of physics?
> ​
>
> ​>
> ​>>​
> ​There is word for "100% accurate simulation", we call that an emulation. 
> The models of RA emulates all computations. 
>
> ...

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