[R] graph label greek symbol failure

[baptiste auguie]

plot(1:10,ylab=expression("temperature "*delta*t))

2009/8/19 e-letter <inpost at gmail.com>:
> On 18/08/2009, Gavin Simpson <gavin.simpson at ucl.ac.uk> wrote:
>> On Tue, 2009-08-18 at 13:06 +0100, e-letter wrote:
>>> On 17/08/2009, Michael Knudsen <micknudsen at gmail.com> wrote:
>>> > On Mon, Aug 17, 2009 at 12:51 PM, e-letter <inpost at gmail.com> wrote:
>>> >
>>> >> I have tried to add the delta (δ) symbol to the y axis label and the
>>> >> result is &D, using the command:
>>> >>
>>> >> ...ylab="δt"...
>>> >
>>> > Try ylab = expression(delta*t) instead.
>>> >
>>> This does not work, the result is
>>> expression(delta*t)
>>
>> It works for the rest of us who suggested this.
>>
>> plot(1:10, ylab = expression(delta*t))
>>
> True, but the following commands fails:
> plot(1:10,ylab="temperature expression(delta*t)")
> plot(1:10,ylab="temperature" expression(delta*t))
> Error: syntax error, unexpected SYMBOL, expecting ',' in
> "plot(1:10,ylab="temperature" expression"
>
> So I want to be able to have 'δt' and 'temperature δt' as a y-axis label.
>
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>



-- 
_____________________________

Baptiste Auguié

School of Physics
University of Exeter
Stocker Road,
Exeter, Devon,
EX4 4QL, UK

http://newton.ex.ac.uk/research/emag