Nothing
logLik.grm <-
function (object, ...) {
if (!inherits(object, "grm"))
stop("Use only with 'grm' objects.\n")
out <- object$log.Lik
df <- sapply(object$coef, length)
attr(out, "df") <- if (object$constrained) sum(df) - length(df) + 1 else sum(df)
attr(out, "nobs") <- nrow(object$X)
class(out) <- "logLik"
out
}
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