2 problems

Let $f\colon \mathbb{R}^n \to \mathbb{R}$ be the output of a fully connected neural network with $\ell$ hidden layers of widths $n_1,\ldots,n_\ell$ and a Pfaffian activation functi…

Let $F\colon \mathbb{R}^n \to \mathbb{R}^m$ be a fully connected neural network classifier with $\ell$ hidden layers of widths $n_1,\ldots,n_\ell \geq n$, logistic sigmoid activati…