13 this year, please forgive me for any inaccurate or careless notation :) $$i\hbar\frac{\partial}{\partial t}\vert\psi\rangle=\hat{H}\vert\psi\rangle=-\frac{\hbar^{2}}{2m}\frac{\partial^{2}}{\partial t^{2}}\vert\psi\rangle+V(x,y,z)\vert\psi\rangle$$