On Sunday, January 5, 2025 at 4:56:12 PM UTC-7 Brent Meeker wrote:

On 1/4/2025 11:45 PM, Alan Grayson wrote:

      On Saturday, January 4, 2025 at 8:06:38 PM UTC-7 Alan Grayson wrote:

            On Saturday, January 4, 2025 at 2:11:02 PM UTC-7 Alan Grayson 
wrote:

On Saturday, January 4, 2025 at 1:46:26 PM UTC-7 John Clark wrote:

On Sat, Jan 4, 2025 at 10:00 AM Alan Grayson <[email protected]> wrote:

*> Moderation is inappropriate where Trump physics is endorsed. AG *


*About a month ago Sean Carroll uploaded a very good video explaining the 
Many Worlds theory, but it's over an hour long so I know there's about as 
much chance of a dilettante such as yourself of actually watching it is 
there is of you reading a post of mine if it's longer than about 100 words. 
* 

*The Many Worlds of Quantum Mechanics | Dr. Sean Carroll 
<https://www.youtube.com/watch?v=FTmxIUz21bo&t=8s> *

*John K Clark    See what's on my new list at  Extropolis 
<https://groups.google.com/g/extropolis>*


*Sure, I'll watch it. But I am still waiting for your reply to my question, 
posed around 10 times, why, based on S's equation, every thing that can 
happen, MUST HAPPEN. And please don't offer your BS that you've answered it 
repeatedly. Such a claim would be blatent lie. Finally, I know what you 
haven't offered the answer. It's really simple. You don't want to admit the 
Emperor has no clothes, as such an admission might trigger a coronary when 
you realize you've been preaching a lie these many years. AG *


*I watched it. I can't say I fully understand it or believe it. I'll 
probably watch it again. I do know that lately I am less impressed with the 
cat experiment, as I recall a recent comment by Brent; that there's no 
operator which has Alive and Dead as its eigenvalues. This, IMO, means that 
the cat's wf isn't a valid quantum wf. AG *

You're misinterpreting what I wrote.  I meant that being alive is a 
superposition of a bazillion of different wave functions so it is 
impossible to formulate a measurement operator which will return just one 
of two values that actually correspond to Alive and Dead.  In other words 
the exist a range of states that count as alive, some of which are dying, 
and a range of states that would count at dead, but some of which are 
recovering.  It doesn't mean there is no WF of the cat.  I means that alive 
and dead are only well defined in the extreme cases because the cat has 
many intermediate states which we can't account for in our measurement 
operator.


*So if Alive and Dead are extreme cases, does the Cat's wf as written by 
Schrodinger, still represent a valid quantum wf? AG *

*If the cat's wf isn't a valid wf in QM, which is now my belief, does the 
same apply to Decayed and Undecayed? That is, what is the operator which 
has Decayed and Undecayed as it eigenvalues? AG*

No, for a simple particle or atom the decayed and undecayed states are well 
enough know that we can create measurement operators.


*I googled decayed and undecayed states but couldn't find anything in the 
ballpark of specific mathematical forms. Can you provide their mathematical 
forms? AG*


*Another question relates to the superposition which involves the 
Environment. Carroll claims the observer is contained in this superposition 
as part of the Environment without experience it's in such a state. Is this 
the origin of the Many Worlds in the MWI? If so, this seems independent of 
S's equation, and follows directly from the quantum definition of the wf as 
a linear sum of eigenvalues. AG *

Eigenvalues of what...of the Schroedinger equation (including a measurement 
interaction).


*Carroll claims, without any apparent argument, that decaying atoms in our 
bodies create MW branches. Do you have any idea how that can be justified? 
He also writes decoherence formulas for the cat and environment as linear 
sums. What could these states have to do with MW branches? Maybe Clark 
could also respond to these questions. AG*


Brent

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