Improved Universal Approximation with Neural Networks Studied via Affine-Invariant Subspaces of \(L_2(\mathbb{R}^n)\). Electronic Journal of Applied Mathematics, [S. l.], v. 3, n. 1, p. 1–8, 2025. DOI: 10.61383/ejam.20253188. Disponível em: https://ejamjournal.com/index.php/ejam/article/view/ejam.20253188. Acesso em: 17 mar. 2026.