[R-SIG-Mac] problem with plot math

[Roberta Rezende]

I have the exactly same session info.
So, I restarted the computer and it works now.
Sorry for this inconvenience. I’ll try everything before asking silly questions…

Thank you


On 29 Jan 2014, at 11:52, Ingmar Visser <i.visser at uva.nl> wrote:

> Your first example works for me with nice labels including "x bar"
> etc, using this configuration:
> 
>> sessionInfo()
> R version 3.0.2 (2013-09-25)
> Platform: x86_64-apple-darwin10.8.0 (64-bit)
> 
> locale:
> [1] en_US.UTF-8/en_US.UTF-8/en_US.UTF-8/C/en_US.UTF-8/en_US.UTF-8
> 
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
> 
> Best, Ingmar
> 
> 
> On Wed, Jan 29, 2014 at 11:39 AM, Roberta Rezende
> <roberta.rezende at icloud.com> wrote:
>> Hi everyone,
>> 
>> I'm a newbie and I'm studying R.
>> I'm using Mavericks 10.9.1, R 3.0.2 with Rstudio.
>> 
>> I've tried this simple example:
>> 
>> x <- rnorm(100)
>> y <- x + rnorm(100, sd = 0.5)
>> plot(x, y,
>>     xlab=substitute(bar(x) == k, list(k=mean(x))),
>>     ylab=substitute(bar(y) == k, list(k=mean(y)))
>> )
>> 
>> but my plot only has the plot, with no labels at all.
>> 
>> If I try the follow example, it works
>> 
>> plot(0, 0, main = expression(theta == 0),
>>     ylab = expression(hat(gamma) == 0),
>>     xlab = expression(sum(x[i] * y[i], i==1, n)))
>> 
>> It is like it can't do math, but it can plot values given.
>> 
>> May I have to install something else?
>> 
>> Thank you for your help
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