[R] math-type label

[Uwe Ligges]

Ardia David wrote:
> Dear all,
> I would like to create a math-type label like this one:
> 
> c(expression(theta[1]), expression(theta[2]), ..., expression(theta[N]))


Example:


plot(1:10, xaxt="n")
here <- 1:10
axis(1, at = here,
     do.call("expression",
         lapply(here, function(j)
             substitute(theta[i], list(i=j)))))


Uwe Ligges


> How can I do that in an automatic way (i.e., for any dimension N). I 
> tried with a "for" loop, but also need to used substitute I guess. Any 
> idea?
> Thanks a lot,
> David
> 
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