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30 thoughts
last posted Nov. 4, 2014, 10:28 p.m.

28 earlier thoughts

0
Einstein said \(E = mc^2\) but he also said

$$R_{\mu \nu} - {1 \over 2}g_{\mu \nu}\,R + g_{\mu \nu} \Lambda = {8 \pi G \over c^4} T_{\mu \nu}$$

1 later thought