On Tue, Nov 12, 2024 at 7:28 PM Bruce Kellett <[email protected]> wrote:
*>>> Schrodinger's equation says nothing at all about the wave function. >>> For example, if it is not real but only epistemic, then there is no need >>> for a physical collapse.* >>> >> >> *>> If something works, and in this case works really really well, then >> it is not at all clear to me why you should assume that the thing that >> works so well is not real. And in that context I'm not even sure what you >> mean by "real". * >> > > *> Physically real, i.e. existing as an entity in time and space.* > *And for every event, for every point in space and for every instant in time, the square of the absolute value of the quantum wave has a precise number, and it's a number that has profound physical significance. That sure sounds physically real to me! * *> Newton's equations of motion enable us to calculate the future > trajectories of billiard balls. The equations themselves say nothing > whatsoever about whether or not such objects as billiard balls exist as > physical objects.* > *I would say that if something is different in different points in space and it is different in different instances in time, and there is a supremely important connection between it and everything else in the observable universe, **then that thing is a physical object; and the quantum wave function does exactly that. And if that's not good enough to be a physical object then physical objects simply do not exist. * * > the equation itself does not say what a "measurement" is,* > *True, but the only reason I'm a Many Worlds fan is that it doesn't need to explain what a measurement is, nor does it have to explain what consciousness is, because neither has anything to do with it. * *John K Clark See what's on my new list at Extropolis <https://groups.google.com/g/extropolis>* a2d > > -- 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/CAJPayv35m9bSeOczQexMEaj-%2BxvC1yvnZR_0rXV1DGzypd2-LQ%40mail.gmail.com.
