# Wave-function solution of a rectangular-well potential

1. Dec 12, 2015

### Happiness

Is the solution given below wrong?

I believe the $x$ in (25.2) is wrong; it should be replaced by a constant, such as $\beta$, because $E$ is a constant and not dependent on $x$.

even solution:

odd solution:

where

2. Dec 12, 2015

### PietKuip

That is not an x but the greek letter kappa.

3. Dec 12, 2015

### Happiness

I could hardly tell the difference!

4. Dec 13, 2015

### Staff: Mentor

That is a terrible typeface. I've never seen a kappa that looks like that!

5. Dec 13, 2015

### nrqed

To me it looks much more like the Hebrew letter aleph....