[R] exponent confusion

[Prof Brian Ripley]

On Wed, 22 Feb 2006, tom wright wrote:

> please excuse me if this ones a basic error
>
>> y<-c(-0.7,-0.6,-0.5)
>> -0.7^1.22
> [1] -0.6471718

?Syntax shows ^ has a higher precedance than -, so that is

-(0.7^1.22)

>
>> y^1.22
> [1] NaN NaN NaN
>
> am I missing something important in my basic math?
>
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-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
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