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by sageikosa
4997 days ago
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No. If:
V(a)=0.75c (relative to observer at (c))
and
V(b)=0.75c (relative to observer at (c)) and (a) and (b) appear to be on parallel and oppositely signed vectors from (c)'s vantage point, the observed velocity of (b) @ (a), or (a) @ (b) will not equal 1.5c. |
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