> x<-1:10
> y<-x+1e-20
> x
[1] 1 2 3 4 5 6 7 8 9 10
> y
[1] 1 2 3 4 5 6 7 8 9 10
> identical(x,y)
[1] FALSE
> match(x,y)
[1] 1 2 3 4 5 6 7 8 9 10
What's the principle the function use to determine if x match y?
Thank you!
2005-10-21
------
Deparment of Sociology
Fudan University
My new mail addres is [EMAIL PROTECTED]
Blog:http://sociology.yculblog.com
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