Hi all, thanks in advance for the help. Can someone explain to me the following result, and what I'm doing wrong in the second case? > seq(-43.7,-43.69,.001)[3]==-43.698 [1] TRUE > seq(-43.7,-43.69,.001)[2]==-43.699 [1] FALSE > seq(-43.7,-43.69,.001)[1]==-43.7 [1] TRUE Dan
Simple seq() boolean equality problem
2 messages · Daniel G Polhamus, Rolf Turner
On 24/02/2009, at 2:29 PM, Daniel G Polhamus wrote:
Hi all, thanks in advance for the help. Can someone explain to me the following result, and what I'm doing wrong in the second case?
seq(-43.7,-43.69,.001)[3]==-43.698
[1] TRUE
seq(-43.7,-43.69,.001)[2]==-43.699
[1] FALSE
seq(-43.7,-43.69,.001)[1]==-43.7
[1] TRUE
Floating point arithmetic. FAQ 7.31. RTFFAQ.
cheers,
Rolf Turner
######################################################################
Attention:\ This e-mail message is privileged and confid...{{dropped:9}}