Equation 15.18.382F9977F68923

\begin{equation} C_{ij\bar\ell } =\partial _ i\vartheta _{j\bar\ell }-\partial _ j\vartheta _{i\bar\ell }, \qquad \mathcal T^ k_{ij}=g^{k\bar\ell }C_{ij\bar\ell }. \end{equation}