Robert Seeberger wrote: > >What I see in the article is FTL travel *and* FTL communication combining to >create a causality violation. >Is there any way to explain the point using only FTL Travel *or* FTL >communication? > Years ago I wrote a smalll piece with a violation of causality with just FTL communication - if a ship with v1 < c can send a signal with v2 > c _relative to the ship_, then this signal can travel back in time provided <some function>(v1, v2) > c.
OTOH, there's no violation of causality if the Universe has an "absolute" reference frame and you can travel FTL relative to this absolute frame, but not relative to any other. Alberto Monteiro PS: Andromeda tagline of the day: Hunt: "Trance, are you dead or alive?" Trance: "Yes" _______________________________________________ http://www.mccmedia.com/mailman/listinfo/brin-l
