Re: Definition of universe

2010-03-01 Thread Bruno Marchal
On 28 Feb 2010, at 18:43, David Nyman wrote: On 28 February 2010 15:45, Bruno Marchal wrote: UDA shows that the wave equation (not just the collapse) has to emerge from a relative state measure on all computational histories. The schroedinger equation has to be itself the result of the a

Re: R/ASSA query

2010-03-01 Thread Bruno Marchal
On 01 Mar 2010, at 05:40, Rex Allen wrote: On Sun, Feb 28, 2010 at 10:59 AM, Bruno Marchal wrote: On 28 Feb 2010, at 07:33, Rex Allen wrote: What would the causal mechanism for natural selection be? A "selection field"? "Selection particles"? Spooky "selection at a distance"??? No

Re: Definition of universe

2010-03-01 Thread David Nyman
On 1 March 2010 08:26, Bruno Marchal wrote: > Everett uses comp, in the usual intuitive way, because he characterizes the > observer by its crisp memory, and he derives the phenomenology of the wave > packet reduction, by showing it to appears through "physical interaction" in > the memory/diary

Re: R/ASSA query

2010-03-01 Thread Rex Allen
On Mon, Mar 1, 2010 at 4:07 AM, Bruno Marchal wrote: > On 01 Mar 2010, at 05:40, Rex Allen wrote: >> At most (!) one of those levels is >> what really exists - the other levels are just ways that we think >> about what really exists or ways that things *seem* to us. > > The point is that such a s

Re: Many-worlds vs. Many-Minds

2010-03-01 Thread Charles
On Feb 26, 10:34 am, Brent Meeker wrote: > > But isn't the EPR experiment a way of avoiding a past constraint.  The > past constraint is just that the net angular momentum is zero, so there > is no constraint on the polarization of either photon.  When one is > measured it can be thought of as sen