Message-ID: <243171F1-865B-4737-877B-0BE2978A3120@gmail.com>
Date: 2012-09-26T01:47:48Z
From: jim holtman
Subject: small negative values instead of zeros in nested loop
In-Reply-To: <SNT138-W39414A8D167DD2A0012F4B819D0@phx.gbl>
FAQ 7.31
then look at 'all.equal'
Sent from my iPad
On Sep 25, 2012, at 19:39, Cristina Fdez. Arag?n <cf_aragon at hotmail.com> wrote:
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> Hi,I am trying to run a code with a series of nested for loops, here is a simplified version of it:
> J<-seq(0,1,0.2) D<-seq(0,1,0.2)
> for (x in 1:10) { for (j in 1:length(J)) { for (d in 1:(length(D)-j+1)) { x.end<-x*(1-J[j]-D[d]) print(x) print(J[j]) print(D[d]) print(x.end) } }}
> The problem is that whenever x.end should be zero it takes a small negative value really close to zero instead. Any idea of why this might be happening and how can I fix it?Thanks!
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