On 6 February 2014 08:49, Jesse Mazer <[email protected]> wrote: > > The point is, you aren't just saying that you personally choose to > interpret the fact that "the magnitude of the 4-velocity vector is always > equal to c" in terms of "everything moving through spacetime is c", you're > saying that "the magnitude of the 4-velocity vector is always equal to c" > actually *requires* such an interpretation, that it is *inherently > incompatible* with block time even as a possibility. >
No, it's compatible with 5 dimensional block time, which is what presentists are advocating (whether they realise it or not). Also, "moving through space-time" is meaningless in SR. -- 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.
