Bruno Marchal wrote:
> On 21 Sep 2009, at 23:48, m.a. wrote:
>> *And when pressed as to exactly how the Heisenberg compensators
>> worked, the spokesman replied, "Very well, thank you."*
> That's the problem. Star strek teleportation has been invented well
> before Bennett & Al. discovered quantum teleportation, and a priori,
> from the vague description of how teleportation works in Star Strek,
> we can say nothing, except that it looks like classical teleportation.
> Actually the Heisenberg compensators, if they compensate really the
> Heisenberg uncertainties, would make such machine impossible: you just
> cannot compensate the Heisenberg uncertainties, unless those
> compensators send the classical bits needed to effectuate a quantum
> teleportation, and this would explain, retrospectively, why in star
> strek those devices always (?) annihilate the "original"... and why
> Star Strek did not exploit the self-duplication and
> self-indeterminacy, unlike the movie "the prestige" for example.
> This is not relevant for comp, note, because the "global" comp
> indeterminacy bears on the states generated by the UD, and if quantum
> cloning is impossible, the multiple preparation of similar states is
> quantum possible and effectively done by the Universal Dovetailer. You
> current quantum state is provably generated by the UD, an infinite
> number of times, at all level of substitution.
That raises a question which has bothered me. Since the UD and it's
operations and states exist in the sense of abstract mathematics, then
the same state/calculation can only occur once - there are no different
instances of the number 2.
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