 \mathfrak{h}_{+}$ such that$$\begin{aligned} &&\left\langle \gamma \left( X_{-}^{\prime },Y_{-}^{\prime \bot }\right) \left( g_{+},Z_{+}^{\bot }\right) ^{-0}\otimes \gamma \left( X_{-}^{\prime \prime },Y_{-}^{\prime \prime \bot }\right) \left( g_{+},Z_{+}^{\bot }\right) ^{-0},\pi _{+}\left( g_{+},Z_{+}^{\bot }\right) \right\rangle \\ &=&\left( \left( X_{-}^{\prime },Y_{-}^{\prime \bot }\right) ,\pi _{+\left( g_{+},Z_{+}^{\bot }\right) }^{R}\left( X_{-}^{\prime \prime },Y_{-}^{\prime \prime \bot }\right) \right) _{\mathfrak{h}}\end{aligned}$$we get, in 