[no subject]

I'm not sure what you want to do with it but here's an example:

v<-c(1,2,3,-1,3,-2,4,0,-5,9,0,1,-2)
v
[1]  1  2  3 -1  3 -2  4  0 -5  9  0  1 -2

v<0
[1] F F F T F T F F T F F F T

v[v<0]
[1] -1 -2 -5 -2

v[v<0]<-1
v
 [1] 1 2 3 1 3 1 4 0 1 9 0 1 1

Manuela Huso
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