On Thursday, October 3, 2019 at 5:51:29 PM UTC-5, Bruce wrote:
>
> On Fri, Oct 4, 2019 at 8:24 AM Lawrence Crowell <[email protected]
> <javascript:>> wrote:
>
>> This really is a well enough explained question.
>>
>> LC
>>
>> Energy conservation is not violated because to correctly sum up the total
>>> energy, you have to weigh the energy in each branch with the probability of
>>> that branch. This works the way it always works in quantum mechanics. There
>>> is nothing new going on here, nothing controversial, and nothing
>>> interesting.
>>>
>>>
>>>
>>> http://backreaction.blogspot.com/2019/09/the-trouble-with-many-worlds.html?showComment=1569889923590#c1373154727748966620
>>>
>>
> The trouble I see with the explanation Sabine gives, which is probably the
> most common response to this question, is that it dilutes the energy in
> each branch according to the Born weight. Given that there a zillions of
> branchings per second throughout the visible universe, the energy rapidly
> is weighted away to zero in all branches. This does not make much sense.
> Besides, that is not what one does in ordinary quantum mechanics -- I have
> no idea what Sabine is referring to here.
>
> The only solution for MWI, it seems to me, is that the energy is simply
> conserved in each branch, and not conserved over branching interactions.
> How would you ever test this, anyway? Block universe ideas do not actually
> help here. And appeals to energy non conservation in non-stationary
> universes are beside the point -- Quantum mechanics is not GR.
>
> Bruce
>
Sabine Hossenfelder's book "Lost in Math" has this title in the recently
published Italian version:
"Deluded by Math"
Maybe "Confused by Math" is another possibility.
Many times she does exactly what she accuses (in her book) others doing.
@philipthrift
--
You received this message because you are subscribed to the Google Groups
"Everything List" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To view this discussion on the web visit
https://groups.google.com/d/msgid/everything-list/75fb5af0-24d5-4ed8-aade-209ce797f86a%40googlegroups.com.
