On Wed, Nov 13, 2024 at 12:20 PM John Clark <[email protected]> wrote:
> 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! * > Probability is not an entity! Depending on the initial conditions, the wave function might well be identically zero at most spacetime points. *> 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. * > You are talking nonsense. * > 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.* > So the Many-worlds theory is merely a fantasy, about nothing at all. Bruce -- 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/CAFxXSLT8bX90j5pUV%2Bqy-E2R4shDzkpsr4w0fjhOQj0sXYmxCw%40mail.gmail.com.
