Hi, I get an error using RcppGSL: fatal error: gsl/gsl_vector.h:No such file or directory. What is the best way to install these files as they seem to be missing? Thanks, Oyvind -- View this message in context: http://r.789695.n4.nabble.com/Error-using-RcppGSL-tp3613535p3613535.html Sent from the R devel mailing list archive at Nabble.com.