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apply_ufunc
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Evaluate a polynomial at specific values
coord (DataArray or Dataset) – Values at which to evaluate the polynomial.
DataArray
Dataset
coeffs (DataArray or Dataset) – Coefficients of the polynomial.
degree_dim (Hashable, default: "degree") – Name of the polynomial degree dimension in coeffs.
Hashable
"degree"
DataArray or Dataset – Evaluated polynomial.
See also
xarray.DataArray.polyfit, numpy.polynomial.polynomial.polyval
xarray.DataArray.polyfit
numpy.polynomial.polynomial.polyval