On Sunday, May 19, 2019 at 10:37:31 AM UTC-5, Bruno Marchal wrote: > > > On 17 May 2019, at 09:04, Philip Thrift <[email protected] <javascript:>> > wrote: > > > On Thursday, May 16, 2019 at 6:13:37 PM UTC-5, Lawrence Crowell wrote: >> >> On Thursday, May 16, 2019 at 11:57:44 AM UTC-5, Bruno Marchal wrote: >>> >>> >>> On 15 May 2019, at 03:07, Lawrence Crowell <[email protected]> >>> wrote: >>> >>> On Tuesday, May 14, 2019 at 9:24:05 AM UTC-5, Bruno Marchal wrote: >>>> >>>> >>>> > On 12 May 2019, at 09:08, Evgenii Rudnyi <[email protected]> wrote: >>>> > >>>> > ‘I believe there are >>>> 15,747,724,136,275,002,577,605,653,961,181,555,468,044,717,914,527,116,709,366,231,425,076,185,631,031,296 >>>> >>>> protons in the universe, and the same number of electrons.’ >>>> > >>>> > Eddington, Arthur S. 1939. The Philosophy of Physical Science. >>>> Cambridge: Cambridge University Press. p. 170. The beginning of the >>>> Chapter >>>> XI, The Physical Universe. >>>> >>>> Lol. >>>> >>>> >>> The number is curiously not that different from the currently understood >>> number. >>> >>> To be honest I think there is only one electron in the universe. All >>> these electrons we see are just the same electron weaving through space and >>> time. >>> >>> >>> >>> That is quite reasonable, but I am not sure an electron is a physical >>> object, it is a locally observable invariant in some group theoretical >>> transformation. The “electron” is a useful fiction, to send waves, or to >>> make the atoms dialoguing into molecules and bigger strangely stable and >>> persistent histories decorum. >>> >>> I al still curious why that number. I don’t have that book by Eddington. >>> >>> Bruno >>> >>> >>> >> An electron is the occurrence of some quantum numbers in a small local >> region with the occurrence of a measurement. Prior to a measurement in one >> sense there is no such thing as the electron as a particle. There are >> experiments where the spin of an electron can manifest itself in one place >> and the charge somewhere else. Certain interferometers can separate the >> electron's quantum numbers. >> >> LC >> >> >>> >>> >>> >>> LC >>> >>> >>>> I guess this concerns the observable universe, which has grown a lot >>>> since 1939. (Cf Hubble and “Hubble) >>>> >>>> Any idea of why that particular number? Beyond the apparent joke? >>>> >>>> Bruno >>>> >>>> >>>> >>>> >>>> > >>>> >>>> > > > Prior to a measurement in one sense there is no such thing as the electron > as a particle. > > That is just a quasi-theological view in the catechism some physicists. > > @philipthrift > > > > Thank you all for the precisions. >
> Bruno > What I say is the way quantum mechanics really works, and is backed by loads of experimental data. LC -- 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/b97a9bc0-944b-46e3-aa46-9f107f375063%40googlegroups.com.
