[R] more than one mathematical annotation into a legend

[Uwe Ligges]

Thomas Roth (geb. Kaliwe) wrote:
> in the legend there's x but not the value of x which actually should be 
> shown...
> 
> #does not work
> 
> x = 2
> plot(1:10)
> legend(4,4, expression(t[m] == x, t[n] == x))



If in separate lines, e.g.:

legend(4, 4, do.call("expression", list(
     substitute(t[m] == x, list(x=x)),
     substitute(t[n] == x, list(x=x)))))

Best wishes,
Uwe Ligges



> #legend contains x but not the value of x
> 
> So this won't work
> 
> 
> 
> Zhiliang Ma schrieb:
>> On Thu, Jul 9, 2009 at 9:39 AM, Thomas Roth (geb.
>> Kaliwe)<hamstersquats at web.de> wrote:
>> try this:
>>
>> legend(4,4, expression(t[m] == x, t[n] == x))
>>
>> cheers,
>> Zhiliang
>>
>>  
>>> Dear members,
>>>
>>> Is there a way to put more than one mathematical annotation into a 
>>> legend
>>> together with a calculated value?
>>>
>>> x = 2
>>> plot(1:10)
>>>
>>> #Works
>>> legend(8, 8,  substitute(t[m] == x))
>>>
>>> #does not work
>>> legend(4,4, c(substitute(t[m] == x), substitute(t[n] == x)))
>>>
>>> Thanks
>>>
>>>
>>> Thomas Roth
>>>
>>> ______________________________________________
>>> R-help at 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.
>>>
>>>     
>>
>>
> 
> ______________________________________________
> R-help at 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.