[R] superscript -,+?

[Peter Dalgaard BSA]

Ben Bolker <ben at eno.princeton.edu> writes:

>   In Version 0.64.1  (May 8, 1999), Solaris 2.5.1,
> 
>    expression(theta^{-})
>       
>       and
> 
>    expression(theta^{+})
> 
>  (and the equivalent subscripts) give syntax errors.
> 
>   (Superscript or subscripts of numbers, letters, or "+1" or "-1" all
> work.)
> 
>   Anyone have a workaround or a patch?
>   Or should I just use psfrag as god intended?
> 

Both theta^"+" and theta^+{} seem to work ok. The thing to remember is
that + is an operator so if it is used in an expression, it needs to
have something to operate on, or you need to explicitly use it as a
character.

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)             FAX: (+45) 35327907
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