[R] -1.1 - 0.1 + 1.2 is NOT null! Why?
rolf.turner at xtra.co.nz
Tue Jul 10 23:13:10 CEST 2012
In addition to taking cognisance of Richard Heiberger's reply you
should also learn to distinguish between the concept of "null" and
"zero". They are not at all the same thing.
On 11/07/12 08:17, ollestrat wrote:
> I fear its a stupid question,..but here it is:
> If I do this simple calculation with the R console, I surprisingly do not
> get a zero. Why?
>  -2.220446e-16
> greetings, Ole
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