m <- seq(-1,1,0.1)
x1 <- vector()
x2 <- vector()
# the loop statement was incorrect.
for(i in 1:length(m)){
x1[i] <- m[i]
x2[i] <- m[i]^2
}
dat <- data.frame(x1,x2)
# But why not something like this? There is no need
for a loop.
x1 <- seq(-1,1,0.1)
mdat <- data.frame(x1, x2=x1^2)
--- Neuer Arkadasch <[EMAIL PROTECTED]> wrote:
> Hello all,
>
> I am trying to use
>
> m <- seq(-1,1,0.1)
> x1 <- vector()
> x2 <- vector()
> for(i in m){
> x1[i] <- i
> x2[i] <- i^2
> }
> dat <- data.frame(x1,x2)
> But, I have false result
> >dat
> x1 x2
> 1 1 1
>
> could some tell me how it is possible to do this?
>
> Thank you!
>
>
>
>
> ---------------------------------
>
> [[alternative HTML version deleted]]
>
> ______________________________________________
> R-help@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained,
> reproducible code.
>
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