Fourth-order Mueller kernel

(3 - u^2) phi(u) / 2, which changes sign exactly at u^2 = 3 by construction and has mu_2 = 0, giving an O(h^4) bias.

Usage

morie_fauzi_muller_kernel(u)

Arguments

u

evaluation points.

Value

list: u, K, mu0, mu2, mu4, negative_beyond, bias_order, method.

References

Fauzi and Maesono (2023), Ch. 3; Mueller (1991).

Examples

morie_fauzi_muller_kernel(c(0, 1, 2))$K
#> [1]  0.59841342  0.24197072 -0.02699548