\item a phylogenetic tree which may contain multichotomies;
\item a formula which specifies the predictors of the model described
- above: this is given as a standard R formula and has no response (no
+ above: this is given as a standard \R formula and has no response (no
left-hand side term), for instance: \code{~ x + y}, it can include
interactions (\code{~ x + a * b}) (see \code{\link[stats]{formula}}
for details);
Paradis, E. (2005) Statistical analysis of diversification with
species traits. \emph{Evolution}, \bold{59}, 1--12.
}
-\author{Emmanuel Paradis \email{Emmanuel.Paradis@mpl.ird.fr}}
+\author{Emmanuel Paradis}
\seealso{
\code{\link{branching.times}}, \code{\link{diversi.gof}},
\code{\link{diversi.time}}, \code{\link{ltt.plot}},