Solution
= Solution
The <fundamental weight>[fundamental weights] $\omega_i$ are the basis dual to the simple coroots:
$$
\langle\omega_i,\alpha_j^\vee\rangle=\delta_{ij}.
$$
= Solution
The <fundamental weight>[fundamental weights] $\omega_i$ are the basis dual to the simple coroots:
$$
\langle\omega_i,\alpha_j^\vee\rangle=\delta_{ij}.
$$