Density matrix has a very wide range of values, so I'm having to use log. Also Pöschl–Teller potential doesn't match [Wikipedia](https://en.wikipedia.org/wiki/P%C3%B6schl%E2%80%93Teller_potential) .
Density matrix has a very wide range of values, so I'm having to use log.
Also Pöschl–Teller potential doesn't match Wikipedia .