lmlib.polynomial.poly.poly_dilation_coef_L#
- lmlib.polynomial.poly.poly_dilation_coef_L(expo, eta)#
\(\alpha^\mathsf{T} (\eta x)^q =\color{blue}{\Lambda} \alpha^\mathsf{T} x^{q}\)
Coefficient manipulation matrix \(\tilde{\Lambda}\) to dilated polynomial by scaling x by constant value \(\eta \in \mathbb{R}\), see
poly_dilation().- Parameters
expo (array_like) –
q, Exponent vector \(q\)eta (float) –
eta, dilation factor \(\eta\)
- Returns
L –
L, Coefficient Manipulation Matrices \(\Lambda\)- Return type
References
[Wildhaber2019] (Eq. 6.35)