Formula_5361

\[\begin{gathered}\Gamma_{p q}^{i}=\frac{1}{2} g^{i s}\left(\frac{\partial g_{p s}}{\partial x^{q}}+\frac{\partial g_{q s}}{\partial x^{p}}-\frac{\partial g_{p q}}{\partial x^{s}}\right), \\g^{i j} g_{j s}=\delta_{s}^{i} .\end{gathered}\]