On 1/12/2017 12:10 PM, clipka wrote:
> Am 12.01.2017 um 02:49 schrieb Kevin Wampler:
>
>>> Remember that quantum theory does away with the idea that there even
>>> /is/ such a thing as "the" state of the universe.
>>
>> Hmm what do you mean?  I was under the impression that quantum mechanics
>> describes the state of the universe perfectly well with a giant quantum
>> wave function?  Not the notion of "state" that we're used to from
>> classical physics, but I was assuming that this would still count as a
>> "state".
>
> According to the Kopenhagen interpretation, the wave function does not
> describe a particular state. It describes the /probability/ of a certain
> state.
>
> There is no spoon. Not until you have a close look at it, at any rate.
>
> You /can/ look at the spoon so closely that you force it to coalesce
> into a state -- but then you spoil any chance of predicting /anything/
> about the spoon's future. In other words, it will evaporate. Instantly.
> (Or not. Because even evaporation won't be guaranteed then.)
>
> If the universe ever /has/ a particular state, "it will instantly
> disappear and be replaced by something even more bizarre and
> inexplicable", as an ingenious mind once put it.
>


How does one follow on from the other?


-- 

Regards
     Stephen

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