5 ms·

I can't find the article I was thinking of, but http://sheol.org/throopw/tachyon-pistols.html http://sheol.org/throopw/tachyon-pistols.html gives the general id

by panic 16y ago

I can't find the article I was thinking of, but http://sheol.org/throopw/tachyon-pistols.html http://sheol.org/throopw/tachyon-pistols.html gives the general idea.

Locke1689 16y ago
In fact, just writing the light cones for an event with two different frames of reference will yield the same result. One of those fun little first-year special relativity results.