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\begin{equation} R_{\mu\nu} – \frac{1}{2}R g_{\mu\nu} + \Lambda g_{\mu\nu} = \frac{8\pi G}{c^4} T_{\mu\nu} \end{equation}Shortcode block
\begin{equation} R_{\mu\nu} – \frac{1}{2}R g_{\mu\nu} + \Lambda g_{\mu\nu} = \frac{8\pi G}{c^4} T_{\mu\nu} \end{equation}

