### Navigation

- index
- modules |
- modules |
- next |
- previous |
- SciPy v0.9 Reference Guide (DRAFT) »
- Special functions (`scipy.special`) »

# scipy.special.yn

`scipy.special.``yn`(x1, x2[, out])

  y=yn(n,x) returns the Bessel function of the second kind of integer order n at x.

### Navigation

- index
- modules |
- modules |
- next |
- previous |
- SciPy v0.9 Reference Guide (DRAFT) »
- Special functions (`scipy.special`) »