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 > >> - >> >> -- 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/0fd3d0ae-dfb9-429e-a4e7-fea266ab25fe%40googlegroups.com.
