Returns wave age, the ratio of phase speed and friction velocity or wind speed, depending on the caller's definition of wave age.
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| real(kind=realkind), | intent(in) | :: | cp | Phase speed [m/s] |
||
| real(kind=realkind), | intent(in) | :: | u | Friction velocity or wind speed [m/s] |