On Tuesday, February 4, 2014 12:19:42 AM UTC, Liz R wrote: > > On 4 February 2014 12:44, Edgar L. Owen <[email protected] <javascript:>>wrote: > >> Liz, >> >> You keep repeating your UNSUBSTANTIATED claim that both Newton and >> Einstein believed in block time. >> > > It isn't a question of belief. Newtonian and Einsteinian machanics both > imply the existence of a block universe. > How does it derive from the Newtonian picture? I don't seem to get the visualization ...can ye help :O)
> > I've repeatedly asked you to substantiate this claim with some actual >> quotes from them but you have been unable to do so. >> > Please provide quotes substantiating this or withdraw the claim. That's >> only fair... >> > > Obviously Newton didn't use that phrase. Equally obviously it's implied by > his equations, as Laplace realised. > > http://en.wikipedia.org/wiki/Laplace%27s_demon > > We may regard the present state of the universe as the effect of its past > and the cause of its future. An intellect which at a certain moment would > know all forces that set nature in motion, and all positions of all items > of which nature is composed, if this intellect were also vast enough to > submit these data to analysis, it would embrace in a single formula the > movements of the greatest bodies of the universe and those of the tiniest > atom; for such an intellect nothing would be uncertain and the future just > like the past would be present before its eyes. > —Pierre Simon Laplace, *A Philosophical Essay on > Probabilities*[3]<http://en.wikipedia.org/wiki/Laplace%27s_demon#cite_note-Truscott-3> > > Liz - are you saying then, that cause and effect implies blocktime, or do I get that wrong? > Einstein's equations shows that space-time is a 4D manifold, as Minkowski > pointed out. His "canonical" quote on this is: > > The views of space and time which I wish to lay before you have sprung >> from the soil of experimental physics, and therein lies their strength. >> They are radical. Henceforth space by itself, and time by itself, are >> doomed to fade away into mere shadows, and only a kind of union of the two >> will preserve an independent reality. >> > > >> — Hermann Minkowski >> > > Otherwise, just read papers on the subject of SR. It isn't a secret that > SR treats space-time as a 4D manifold. > > Here is an introduction to the subject: > > http://www.phy.syr.edu/courses/modules/LIGHTCONE/minkowski.html > > -- 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 post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/groups/opt_out.
