On Friday, November 15, 2019 at 3:48:44 AM UTC-7, scerir wrote: > > Il 14 novembre 2019 alle 23.25 Alan Grayson <[email protected] > <javascript:>> ha scritto: > > The problem with physics is physicists ! Yeah, that's my conclusion after > many years of studying, arguing and reading. Many, perhaps most, attribute > ontological character to what is epistemological; namely the wf. This leads > to all kinds of conceptual errors, and ridiculous models and conjectures -- > such as MW, particles being in two positions at the same time, radiioactive > sources that are simultanously decayed and undecayed, and so forth. The wf > gives us information about the state of a system and nothing more. Sorry to > disappoint. AG > > "The question of whether the waves are something 'real' or a fiction to > describe and predict phenomena in a convenient way is a matter of taste. I > personally like to regard a probability wave, even in 3N-dimensional space, > as a real thing, certainly as more than a tool for mathematical > calculations. For it has the character of an invariant of observation; that > means it predicts the results of counting experiments, and we expect to > find the same average numbers, the same mean deviations, etc., if we > actually perform the experiment many times under the same experimental > condition. Quite generally, how could we rely on probability predictions if > by this notion we do not refer to something real and objective ?" -M. Born, > 1949, p. 105-106 > > > https://archive.org/stream/naturalphilosoph032159mbp/naturalphilosoph032159mbp_djvu.txt >
It seems to me that Born is going down a slippery slope. I see the wf as "real" in an epistemological sense; it tells us what we know about a system. But if it's "real" in an ontological sense, I think it leads to nonsensical interpretations of superpositions, and reality, as I described above. 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/6d52fec3-c211-4465-a78e-a26dcfcbb385%40googlegroups.com.
