Le 20-mai-08, à 01:40, Russell Standish a écrit :

> > On Mon, May 19, 2008 at 12:32:14PM -0700, Brent Meeker wrote: >> >> Bruno Marchal wrote: >>> ... >>> Zombie are important in philosophy, a bit like zero is important in >>> Number Theory, or like the empty set is important in Set Theory, I >>> think. For example, it is easy to show that if Bohm QM is correct, >>> then the Everett Universal waves if full of zombies, even zombie >>> lacking a material (here: = made of particles) body, yet discussing >>> and sending mails like you and me. >> >> Could you explicate that? Bohmian QM and Everett's relative states >> are >> contrary interpretations of QM, so I don't see how to usefully make >> interferences from their conjunction. >> >> Brent Meeker >> > > I understand that Bruno is appealing to the notion that Bohmian > mechanics can be considered as a version of the many worlds, where a > single world is given ontological preeminence by the pilot wave, and > all the other branches are not really there. > > The "not really there" branches are the ones with the zombies in them > - but that would imply the zombies are not really there too. Exactly. And of course, they are *physically* really there, given that what they does has to be taken into account for getting correctly the observable interference effects. Bruno http://iridia.ulb.ac.be/~marchal/ --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Everything List" group. To post to this group, send email to [EMAIL PROTECTED] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/everything-list?hl=en -~----------~----~----~----~------~----~------~--~---