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Speed of light

  • Thread starter martyf
  • Start date
  • #1
42
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Homework Statement



Show that if an hypothetical particle has v>c in a inertial system , v>c in any other
inertial system


Homework Equations





The Attempt at a Solution

 

Answers and Replies

  • #2
dx
Homework Helper
Gold Member
2,011
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Take a space-like four-velocity and apply a Lorentz transformation to it. Then show that the result is also space-like.
 
  • #3
42
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Ok, thanks!
 

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