On 11 Feb 2009, at 20:47, Brent Meeker wrote:
>
> Bruno Marchal wrote:
>>
>> On 11 Feb 2009, at 00:38, Günther Greindl wrote:
>>
>>> I'm with Mike and Brent.
>>>
>>> Bruno, giving A1 and A2 mirrors which would show different stuff
>>> violates Stathis' assumption of running the _same_ computation - you
>>> can't go out of the system.
>>
>> See my answer to Brent. Once A1 looks at itself in the mirror (and
>> thus A2 too, given the protocol). A1 sees MA1 and A2 sees MA2, and
>> the
>> computation differs.
>
> If A1 sees MA1 and A2 sees MA2 and they see something different,
> i.e. MA1 and
> MA2 are distinguishable, then you've violated the hypothesis that the
> computations are identical.
Right? I did change the protocol to make my point, which concerns only
the probability of finding myself by MA1 or by MA2, but not both.
Bruno
http://iridia.ulb.ac.be/~marchal/
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Received on Thu Feb 12 2009 - 09:49:20 PST