Questions are states of consciousness. They dont do what you imagine them to do.
On Friday, 9 May 2025 at 15:03:56 UTC+3 John Clark wrote: > On Wed, May 7, 2025 at 8:58 PM Brent Meeker <[email protected]> wrote: > > *>>> that doesn't mean you can't measure them both precisely* >>> >>> >> *>> But thanks to Heisenberg's uncertainty principle you can't predict >>> what that measurement will be, and even if you repeat conditions exactly >>> you will not get the same measurements for momentum and position (or energy >>> and time) if you perform the experiment again.* >> >> >> *> Yes, exactly. But my point is that the fact that you can measure both >> precisely for the same particle is commonly denied. The problem in is that >> the HUP applies to an ideal measurement, one that leaves the system having >> the measured value, in other words a preparation.* > > > *In physics experiments "preparation" means making sure a system is in one > and only one quantum state. The big question is what was the state of the > system before it was prepared? Many Worlds says it was in every state that > is not forbidden by Schrodinger's Equation. Copenhagen says I am not > allowed to ask that question. But I ask it anyway.* > > *John K Clark See what's on my new list at Extropolis > <https://groups.google.com/g/extropolis>* > ina > > > > > -- 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 visit https://groups.google.com/d/msgid/everything-list/ae82c730-4670-48d1-bd85-0cf08ef5db79n%40googlegroups.com.
