                  \varphi_0''({\mathbf x}_0'')                 \Gamma_{({\mathbf x}_0'', {\mathbf y})} \big\backslash    {\mathbb D}_{({\mathbf x}_0'', {\mathbf y})}.                 \right)                  \cdot                 r_{{\mathbf y}}\left( {\left( \begin{smallmatrix}T_0 - m & T_{00} \\ T_{00'} & T_0 \end{smallmatrix} \right)}, \varphi_0' \right)