[R] Variables and greek letters in a plot title

[John Kane]

 plot(rnorm(50), main=bquote(.(x)*" "* mu * g/m^3 * " substance"))


John Kane
Kingston ON Canada


> -----Original Message-----
> From: dominik.refardt at gmail.com
> Sent: Thu, 16 Aug 2012 12:50:57 +0200
> To: jjonphl at gmail.com
> Subject: Re: [R] Variables and greek letters in a plot title
> 
> Thanks a lot. However it's not completely what I want. There is space
> missing between the variable and the mu. Can this be added?
> 
> On Thu, Aug 16, 2012 at 12:09 PM, Miguel Manese <jjonphl at gmail.com>
> wrote:
> 
>> Hi Dominik,
>> 
>> You can try
>> 
>> x <- 5
>> plot(rnorm(50), main=bquote(.(x) * mu * g/m^3 * " substance"))
>> 
>> Regards,
>> 
>> - Jon
>> 
>> On Thu, Aug 16, 2012 at 3:37 PM, Dominik Refardt
>> <dominik.refardt at gmail.com> wrote:
>>> Hello
>>> 
>>> This is a problem I encountered repeatedly and I found no answer that
>> made
>>> me really happy. I hope it is not too trivial.
>>> 
>>> I would like to give the concentration of a substance in a plot title:
>>> 
>>> 5 ug/ml substance
>>> 
>>> the '5' would be a variable and the ug should be micrograms (with greek
>>> letter mu). It is the mu that causes the problems for me. I failed
>>> using
>>> various combinations of paste, expression and bquote. I would be very
>>> grateful if someone could help me (or point me to the solution, which I
>>> might have overlooked).
>>> 
>>> Thank you very much
>>> 
>>> Dominik
>>> 
>>> --
>>> Dominik Refardt
>>> Institute of Integrative Biology, ETH Z|rich
>>> 
>>>         [[alternative HTML version deleted]]
>>> 
>>> 
>>> ______________________________________________
>>> 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.
>>> 
>> 
> 
> 
> 
> --
> Dominik Refardt
> Theoretical Biology
> Institute of Integrative Biology, ETH Z|rich
> ETH Zentrum, CHN J11
> Universitdtsstrasse 16
> CH-8092 Z|rich
> Switzerland
> 
> Phone: +41446327102
> Fax: +41446321271
> Email: dominik.refardt at gmail.com
> 
> 	[[alternative HTML version deleted]]
> 
> ______________________________________________
> 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.

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