3 \title{Matrix Exponential}
8 \item{x}{a square matrix of mode numeric.}
11 This function computes the exponential of a square matrix using a
12 spectral decomposition.
15 a numeric matrix of the same dimensions than `x'.
17 \author{Emmanuel Paradis \email{Emmanuel.Paradis@mpl.ird.fr}}
19 ### a simple rate matrix:
20 m <- matrix(0.1, 4, 4)
22 ### towards equilibrium:
23 for (t in c(1, 5, 10, 50)) print(matexpo(m*t))
26 \keyword{multivariate}