roblm.Psi.prime {roblm}
R Documentation
Derivative of Tukey's bi-square score function
Description
Usage
roblm.Psi.prime(x, cc)
Arguments
x
argument
cc
tuning constan
Details
Value
Author(s)
Matias Salibian-Barrera
[Package
roblm
version 0.6
Index]