Maybe this?
http://cran.r-project.org/doc/FAQ/R-FAQ.html#Why-doesn_0027t-R-think-these-numbers-are-equal_003f
At 11:23 07.11.2008, Shubha Vishwanath Karanth wrote:
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Hi R,
I have certain checkings, which gives FALSE, but
actually it is true. Why does this happen? Note
that the equations that I am checking below are
not even the case of recurring decimals...
> 1.4^2 == 1.96
[1] FALSE
> 1.2^3==1.728
[1] FALSE
Thanks in advance, Shubha
Shubha Karanth | Amba Research
Ph +91 80 3980 8031 | Mob +91 94 4886 4510
Bangalore * Colombo * London * New York * San
José * Singapore * www.ambaresearch.com
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