Le 07.09.2005 16:00, Stéphane Mattei a écrit : >Thank you all for your answers. > >I eventually use the points command > >plot(MATRIX[,1]) >points(MATRIX[,2]) >points(MATRIX[,3]) >... > >with matplot I had numbers instead of points with type="p" and par(new=TRUE) >makes complications >with the axis. > > So, add pch=21 or something else to your matplot call and you won't need an extra package for that.
R> matplot(iris[,1:4], type="p", pch=21) Also, if you want to do it with plot and points, you must specify the y range like that : R> plot(MATRIX[,1], ylim=range(MATRIX)) R> points(MATRIX[,2]) R> points(MATRIX[,3]) Proceeding that way, par(new=TRUE) won't make complications anymore. Romain -- visit the R Graph Gallery : http://addictedtor.free.fr/graphiques ~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~ ~~~~~~ Romain FRANCOIS - http://addictedtor.free.fr ~~~~~~ ~~~~ Etudiant ISUP - CS3 - Industrie et Services ~~~~ ~~ http://www.isup.cicrp.jussieu.fr/ ~~ ~~~~ Stagiaire INRIA Futurs - Equipe SELECT ~~~~ ~~~~~~ http://www.inria.fr/recherche/equipes/select.fr.html ~~~~~~ ~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~ ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html