Proposition 3.4. Grohs, P., Hornung, F., Jentzen, A. et al. Space-time error estimates for deep
neural network approximations for differential equations. (2019).
https://arxiv.org/abs/1908.03833
#' @references Definition 2.24. Rafi S., Padgett, J.L., Nakarmi, U. (2024)
Towards an Algebraic Framework For
Approximating Functions Using Neural Network Polynomials
https://arxiv.org/abs/2402.01058