gw_functions: Gu and Wahba test functions

In gratia: Graceful 'ggplot'-Based Graphics and Other Functions for GAMs Fitted Using 'mgcv'

Gu and Wahba test functions

Description

Gu and Wahba test functions

Usage

gw_f0(x, ...)

gw_f1(x, ...)

gw_f2(x, ...)

gw_f3(x, ...)

Arguments

x	numeric; vector of points to evaluate the function at, on interval (0,1)
...	arguments passed to other methods, ignored.

Examples

x <- seq(0, 1, length = 6)
gw_f0(x)
gw_f1(x)
gw_f2(x)
gw_f3(x) # should be constant 0

gratia documentation built on Feb. 7, 2026, 9:06 a.m.