----- Original Message ---- > From: Mauro Lacy
> Only velocity exists, physically. From then on, time is derived as t=v/s. > That is, in physics time is no more than a mathematical construct. I meant: > t=s/v Which comes first - the chicken or the egg? Why not say that only time and space exist, physically, and that velocity is derived therefrom ? After all, there are ways to measure time independently of velocity, but no way to measure velocity independently of time.
