Bases: astropy.modeling.polynomial.PolynomialModel
1D Chebyshev polynomial of the 1st kind.
Parameters : | degree : int
domain : list or None window : list or None
param_dim : int
**params : dict
fixed: a dict :
tied: dict :
bounds: dict :
eqcons: list :
ineqcons : list
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Methods Summary
clenshaw(x, coeff) | Evaluates the polynomial using Clenshaw’s algorithm. |
deriv(x, *params) | Computes the Vandermonde matrix. |
Methods Documentation
Evaluates the polynomial using Clenshaw’s algorithm.
Computes the Vandermonde matrix.
Parameters : | x : ndarray
params : throw away parameter
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Returns : | result : ndarray
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