E2P2c2throwaway
No user record in our sample, but E2P2c2throwaway has activity below (stories or comments). Likely we have partial data — the full bulk-load will fill profiles in.
No user record in our sample, but E2P2c2throwaway has activity below (stories or comments). Likely we have partial data — the full bulk-load will fill profiles in.
If the particle has zero rest mass, like a photon, it still has energy. E^2 = p^2 c^2 + m_0^2 c^4 captures that correctly, while E = mc^2 where 'm' is the relativistic mass, does not.