\begin{equation}
\forall
d\in\mathbb{N}:
O\left(\nabla^{\times d}F\left(\theta_{0}\right)\right)
\leq 
O\left(\nabla F\left(\theta_{0}\right)\right)^{d}\quad\text{Uniformly.} 
\label{eq:PGDML4}
\end{equation}
