On Sun, Oct 6, 2024 at 11:46 AM Alan Grayson <[email protected]> wrote:
*> The problem I am identifying here, and likely best resolved by an > historian of physics, is that the principles allegedly guiding Einstein to > develop GR. namely that gravity and acceleration are equivalent if tidal > forces are ignored, and that there is no gravitational force, are far from > obvious when one views his field equations.* > *Yes those equations are far from obvious, and that's why it took Einstein 10 years to find them, and the Herculean effort nearly killed him, the poor man lost 50 pounds. Four dimensional non-Euclidean tensor calculus is not for the faint of heart. * John K Clark See what's on my new list at Extropolis <https://groups.google.com/g/extropolis> foh foh -- 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/CAJPayv36sZSpX7y%2BK1usuUXCMA%2BxhhOR_UmCGxW3NCZoLucGfQ%40mail.gmail.com.
