[R] title of r plots

[William Dunlap]

 plot(1,1,main=expression(-70*degree*C%+-%10*degree*C/Ambient))

Bill Dunlap
TIBCO Software
wdunlap tibco.com

On Fri, Feb 27, 2015 at 7:27 PM, li li <hannah.hlx at gmail.com> wrote:

>  Hi all,
>   I would like to add "-70°C ± 10°C/Ambient"  as the title of my plot.
> Could anyone give some help on this?
>   Thanks.
>    Hanna
>
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