Well the abstract's nice and clear, at least - they attempt to show that
quantum states are not merely information structures relating to some
(unknown) underlynig reality. Presumably that indicates that they *are* the
reality.....I will read on.


On 4 January 2014 11:22, LizR <lizj...@gmail.com> wrote:

> Hmm. Intriguing. The thing is, everyone tells me an interpretation can't
> affect QM itself....
>
>
>
> .....oh, I'm going to have to read the darn paper, aren't I?! (Whether it
> will make a scintilla of sense to my brain (at least in some branches of
> the multiverse) is another question, of course...)
>
>
>
> On 4 January 2014 10:12, Richard Ruquist <yann...@gmail.com> wrote:
>
>>
>>
>>
>> On Fri, Jan 3, 2014 at 3:27 PM, LizR <lizj...@gmail.com> wrote:
>>
>>> On 4 January 2014 09:01, Richard Ruquist <yann...@gmail.com> wrote:
>>>
>>>> On Fri, Jan 3, 2014 at 2:50 PM, scerir <sce...@libero.it> wrote:
>>>>
>>>>> It's not many worlds, it's a Uni_ that is _versing itself.
>>>>>
>>>>> UNIty in diVERSity
>>>>> -scerir
>>>>>
>>>>> BTW, did somebody read this paper? It seems interesting.
>>>>> http://arxiv.org/abs/1111.3328
>>>>>
>>>>>
>>>> Pusey, Barrett and Rudolf PBR pose the hypothetical experiment where
>>>> the observers ask different questions and get results that differ from
>>>> quantum mechanics.
>>>>
>>>> They had the launch observers asking different questions
>>>> whereas I suggested that the detection observers ask different
>>>> questions.
>>>> Their results are encouraging to advocates of MWI.
>>>>
>>>> In what way?
>>>
>>
>> Liz,
>> I presume you mean how they prepared the states, which is equivalent to
>> an observer asking a question.
>> "Two systems are created independently and exist is |0> |+> and |+> and
>> |0> respectively.
>> They are brought together and measured obtaining 4 possible states,
>> one of which will for significant time measure zero which is a
>> contradiction of quantum mechanics"
>> but possibly just what you would expect for an MWI multiverse.
>> Richard
>>
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