Joaquim J. S. Ramalho wrote:
> Hi,
>
> I need to use greek symbols in a legend. When I write:
>
> a <- 1
> leg.names <- as.expression(substitute(alpha==p,list(p=a)))
> legend("bottomright",legend=leg.names,lty=1)
>
> everything works fine. However, I want alpha=lambda=1. Therefore, I wrote:
>
> leg.names <- as.expression(substitute(alpha==lambda==p,list(p=a)))
You have to group parts of alpha==lambda==p (it would not be a valid S
statement either!), e.g.:
alpha == {lambda == p}
Uwe Ligges
> but this does not work.
>
> Similarly, how can I write alpha=0, lambda=1?
>
> Thank you very much for your help.
>
> Joaquim Santos
>
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