dfm: First difference matrix
In extRC: Extended RC Models for Contingency Tables

It creates a matrix of first differences of order k.

dfm(k)

`k`	size of the matrix

`D`	first difference matrix

Francesco Bartolucci, Antonio Forcina

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D = dfm(5)
x = runif(5)
(D%*%x)

extRC documentation built on Oct. 23, 2020, 7:07 p.m.

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