treams.special.hankel2_d

treams.special.hankel2_d(v, z) = <ufunc 'hankel2_d'>

Derivative of the Hankel function of the second kind

Computed by

\[{H_\nu^{(2)}}'(z) = \frac{H_{\nu - 1}^{(1)}(z) - H_{\nu + 1}^{(2)}(z)}{2}\]
Parameters:
  • v (float, array_like) – Order

  • z (complex, array_like) – Argument

Returns:

complex

References