R/ndiff.R
In QRegVCM: Quantile Regression in Varying-Coefficient Models

ndiff <-
function(n, d = 1){

if (d == 1)
    {D <- diff(diag(n))}
else
    {D <- diff(ndiff(n, d - 1))}
D
}

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QRegVCM documentation built on May 1, 2019, 9:11 p.m.

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