[R] plotting a function

[Erik Iverson]

PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.


Jin wrote:
> Hello Dear,
> 
> I am trying to plot a function to see a minimum point (actually, using
> "optim"). For example,
> 
> 1. y=f(x)
> 2. x has a range
> 3. plot(x,y) to see a point x minimizing y
> 
> I tried "plot(x,y)", but it made an error. Am I doing a right way?
> 
> Thanks,
> 
> Jin