On Friday, May 29, 2020 at 9:31:19 AM UTC-6, Alan Grayson wrote: > > > > On Friday, May 29, 2020 at 9:07:12 AM UTC-6, John Clark wrote: >> >> On Fri, May 29, 2020 at 10:46 AM Alan Grayson <[email protected]> >> wrote: >> >> *> Clark, since you claim implicitly to having a serious understanding of >>> E&M, can you give a proof of Planck's BB radiation law? AG * >>> >> >> Of course I can't! Mathematicians prove things, physicists don't. >> Physicists propose theories and if it turns out the theory is compatible >> with empirically derived results then it is generally accepted by the >> scientific community, at least within a certain range of applicability. No >> physicist gives a hoot in hell for a theory that is contradicted by >> experimental results regardless of how closely it follows somebody's >> "postulates". >> >> John K Clark >> > > You're just displaying your ignorance, shamelessly as suggested by your > emotional insistence. Physics starts with postulates about how nature > behaves. It's basically guesswork as Feynman asserts. I gave you some > examples. And one can prove specific results from postulates, as Einstein > did in his 1905 paper on SR in* DERIVING* the LT. Postulates are accepted > if they give good predictions. No one doubts that, so you're affirming > something no one disputes. Similarly, Planck didn't pull his BB radiation > formula out of his hat. He must have started with some postulates, from > which he derived his formula, and we accept the formula as "true" since it > accurately predicts what is measured. If you can't say anything about > Planck's formula, except obvious superficial comments such as the fact that > he quantizes of the frequency modes, you know nothing more about this > subject compared to someone like me who admits his courses in E&M were > "crappy". AG >
Clark; take the noble path. Acknowledge that what I wrote above is correct. TY, 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/c37f42d0-46aa-4902-b328-01d086b4e580%40googlegroups.com.
