A Computational Revisit of the Variational Principle: Estimating Ground State Energies of the 1D Harmonic Oscillator via Python. Schrödinger: Journal of Physics Education, [S. l.], v. 6, n. 2, p. 43–63, 2025. DOI: 10.37251/sjpe.v6i2.1680. Disponível em: https://cahaya-ic.com/index.php/SJPE/article/view/1680. Acesso em: 25 may. 2026.