# Infinite Square Well, finding Psi(x,t)

1. May 6, 2013

### Cogswell

1. The problem statement, all variables and given/known data
A particle in the infinite square well has the initial wave function $\Psi (x, 0) = Ax(a-x), (0 \le x \le a)$, for some constant A. Outside the well, of course, $\Psi = 0$.