On Monday, November 11, 2019 at 4:35:13 AM UTC-7, Bruce wrote: > > On Mon, Nov 11, 2019 at 8:37 PM Bruno Marchal <[email protected] > <javascript:>> wrote: > >> On 10 Nov 2019, at 20:01, Alan Grayson <[email protected] <javascript:>> >> wrote: >> > > >> On Sunday, November 10, 2019 at 5:42:50 AM UTC-7, Bruno Marchal wrote: >> >> Once the cat is alive + dead, he remains in that state for ever. >>> >> >> *Then how come we NEVER observe that state? AG* >> >> >> Because the observable are defined by their possible definite outcome, >> and for reason already explained, macroscopic superposition decoder, that >> is get entangled with the environment at a very high speed. So, if you look >> at the cat in the a+d state, you are duplicate almost immediately into a >> guy seeing the cat alive + the guy seeing the cat dead, and QM explained >> why they cannot interact, although they might interfere themselves. >> > > That is exactly a preferred basis -- which you seem to want to deny. > > Bruce >
In the case of a radioactive atom in state |decayed> + |undecayed>, what's the justification and advantage of the interpretation that it's in both states simultaneously? AG -- 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 on the web visit https://groups.google.com/d/msgid/everything-list/7b98cb52-4988-459b-86bb-ca884360e244%40googlegroups.com.
