<math>EI_g=\ln\frac{V_I}{(2\pi e)^{n/2}}-\frac{1}{2V_I}\int_\Theta\sqrt{|\det(h_{\mu\nu})|} \ln\left|\det\left( I_n+\frac{h_{\mu\nu}}{g_{\mu\nu}}\right)\right|d^l\theta, | <math>EI_g=\ln\frac{V_I}{(2\pi e)^{n/2}}-\frac{1}{2V_I}\int_\Theta\sqrt{|\det(h_{\mu\nu})|} \ln\left|\det\left( I_n+\frac{h_{\mu\nu}}{g_{\mu\nu}}\right)\right|d^l\theta, |