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 <goldenfield...@gmail.com
> <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 everything-list+unsubscr...@googlegroups.com.
To view this discussion on the web visit
https://groups.google.com/d/msgid/everything-list/75fb5af0-24d5-4ed8-aade-209ce797f86a%40googlegroups.com.
