| covf_mat25 | R Documentation |
covf = new(covf_mat25)
This is the standard Matern covariance function which has form
c(x_1,x_2) = (1+ |h| + h^2/3) \exp(-|h|)
where h = (x_1-x_2)/ρ and ρ=exp(2*hyp[0]).
no returns, this is a class which contains methods
base class: covf