Equation 17.2.16B17AADE0338

\begin{equation} \begin{aligned} \mathrm{dd}^{\mathrm{c}}a\wedge R & =\left\langle (\kappa +\mathrm{dd}^{\mathrm{c}}\varphi _1)\wedge T_1\wedge \cdots \wedge T_{n-1}\right\rangle \\ & \quad -\left\langle (\kappa +\mathrm{dd}^{\mathrm{c}}\varphi _2)\wedge T_1\wedge \cdots \wedge T_{n-1}\right\rangle , \end{aligned} \end{equation}