On 5/10/2015 12:54 AM, Quentin Anciaux wrote:
Le 10 mai 2015 04:41, "LizR" <[email protected] <mailto:[email protected]>> a
écrit :
>
> On 10 May 2015 at 12:08, John Clark <[email protected]
<mailto:[email protected]>> wrote:
>>
>> On Sat, May 9, 2015 Russell Standish <[email protected]
<mailto:[email protected]>> wrote:
>>
>>>
>>> > including abstract systems. It is an abstract concept after all.
>>
>>
>> No it is not! Computation is a physical process just like any other that uses energy,
takes time, and creates entropy.
>>
> Well this is the so-called Aristotle-Plato thing again, isn't it? Since computation is
allegedly implied by number theory, claiming it isn't an abstract process is the same as
denying the objective existence to number theory (or, in an nutshell, denying that 2+2=4
independently of anyone knowing that it does).
>
> To prove your point you need to explain why maths is so "unreasonably effective in the
physical sciences", something I've long been hoping someone will do so I can stop
wasting time worrying about whether I may be just a bunch of equations.
And also, if physics is primary, then logic is contingent. How is it that our world is
meaningful and we can make deductive argument about it? Why physics does respect logic
It doesn't. You must not have followed the development quantum mechanics. It's logic
that has to respect physics.
Brent
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