Function Verification Using the Derivative. Information Horizons: American Journal of Library and Information Science Innovation (2993-2777), [S. l.], v. 2, n. 1, p. 165–167, 2024. Disponível em: https://mail.grnjournal.us/index.php/AJLISI/article/view/2818. Acesso em: 26 jan. 2026.