dR_drho

mmtwfs.zernike.dR_drho(m, n, rho)[source] [edit on github]

First derivative of Zernike radial polynomial, R(m, n, rho) calculated on coordinate grid rho.

Parameters
mint

m-th azimuthal Zernike index

nint

n-th radial Zernike index

rho2D ndarray

Radial coordinate grid

Returns
dwf2D ndarray

Radial polynomial with identical shape as rho

Notes

See http://adsabs.harvard.edu/abs/2014OptLE..52….7N for details.