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AntonioLao
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11-05-2005, 05:51 PM

Quote:
Originally Posted by GUILLE
and electric charges don't have mass
Yes, they do. Only neutral particles like photon, graviton, gluons(not quite neutral in terms of color charge) and maybe neutrinos that might be massless.


Time independence: [∂E(g)]²=[∂F(a)×∂r(a)]·[∂F(b)×∂r(b)] and Mass independence: a(tr(t)=c²
  
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