neville2d¶
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sherpa.utils.
neville2d
(xinterp, yinterp, x, y, fval)[source] [edit on github]¶ Polynomial two-dimensional interpolation using Neville’s method.
The scheme used for interpolation (Neville’s method) is described at [1], where the interpolation is done first over the Y axis and then the X axis.
References
[1] http://en.wikipedia.org/wiki/Neville%27s_algorithm