On Friday, December 22, 2017 at 12:54:50 AM UTC, Bruce wrote: > > On 22/12/2017 11:22 am, agrays...@gmail.com <javascript:> wrote: > > On Thursday, December 21, 2017 at 11:03:53 PM UTC, Brent wrote: >> >> >> On 12/21/2017 2:04 PM, agrays...@gmail.com wrote: >> >> >> >> *If Newton's Law of Gravitation is covariant -- that is, coordinate frame >> independent -- I'd expect it to to be invariant between inertial frames, >> but I don't believe it is. That is, I don't think a LT between inertial >> frames will leave the form of the law unchanged. How do you resolve this >> problem? TIA, AG * >> >> >> Don't use a Lorentz transform between frames in a Galilean invariant >> theory. >> > > *OK, So why didn't Einstein do what he did for classical mechanics which > is not Lorentz invariant, and directly modify Newton's Law of Gravitation? > AG* > > > Special relativity is kinematics, gravitation is a dynamical theory -- one > doesn't go into the other. You need a new dynamical theory. >
*I don't understand the distinction. I'll have to consult Wiki. AG * > > Bruce > -- 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 everything-list+unsubscr...@googlegroups.com. To post to this group, send email to everything-list@googlegroups.com. Visit this group at https://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
