[R] Plotting sigma symbol with unicode and turning into pdf

[Dieter Menne]

Jonathan R. Blaufuss wrote:
> 
> 
> set.seed(1) 
> Data=rnorm(100,sd=10000) 
> plot(density(Data)) 
> text(25000,0.00004,
> 	paste("\u03c3 = ",
>               format(round(sd(Data),digits=3),big.mark=",")),
> 	font=2, col="blue")
> 

That example gives a latin "s" in my Windows system. Using font=5 it works.
The "standard references" are the following:

Ben Bolker's digest of Brian Ripley:
http://wiki.r-project.org/rwiki/doku.php?id=tips:graphics-misc:symbols&s=unicode

Brian Ripley
http://markmail.org/message/kzjts7zbxmluhuqy


Dieter

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