[R] Finding Indices of Vector

[Duncan Murdoch]

On 09/11/2008 10:56 AM, Meir Preiszler wrote:
> Lets say I have a vector as follows
> xx<-rnorm(20)
> 
> How could I find the indices of the vector<0?

which(xx<0)

Duncan Murdoch

> 
> Thanks
> Meir
> 
> 
> 
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