\begin{equation}\label{rcl}
    \begin{aligned}
    \mathcal{L}_{r} (I_i,T_i,q) &=  \mathcal{L}^\circ_{r} (I_i,T_i,q) +  \mathcal{L}^\diamond_{r} (T_i,I_i,q) \\
    &=\sum^N\limits_{j \neq i}\tan  (p^\circ_{ij})/\Big(\sum^N\limits_{k = 1} \tan ( p^\circ_{ik} ) \Big)^q + \sum^N\limits_{j \neq i} \tan ( p^\diamond_{ji})/\Big(\sum^N\limits_{k = 1} \tan  (p^\diamond_{ki} )\Big)^q ,
    \end{aligned}
\end{equation}
