plot(t, sapply(t,g)) ------------------------------------------------------------------- Jacques VESLOT
CNRS UMR 8090 I.B.L (2ème étage) 1 rue du Professeur Calmette B.P. 245 59019 Lille Cedex Tel : 33 (0)3.20.87.10.44 Fax : 33 (0)3.20.87.10.31 http://www-good.ibl.fr ------------------------------------------------------------------- Alessandro Antonucci a écrit : > In order to define a function f as: > > >>f <- function(x) (x+1)*(x+2) > > > I want to use the notation: > > >>v = c(1,2) >>g <- function(x) prod((v+x)) > > > That apparently works and, for instance, > the loop: > > >>for (i in 1:100) { print(f(i)-g(i)) } > > > Produces a sequence of zeros. > > Nevertheless, if I try to plot > the function g by: > > >>t = seq(0,100,1) >>plot(t,g(t),type="l") > > > I obtain the following errors/warning: > > >>Error in xy.coords(x, y, xlabel, ylabel, log) : >> 'x' and 'y' lengths differ >>In addition: Warning message: >>longer object length >> is not a multiple of shorter object length in: v + x >>Execution halted > > > Any idea about that? > > Kind regards, > Alessandro > > ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
