From: Spencer Graves <spencer.graves_at_pdf.com>

Date: Thu 04 Aug 2005 - 07:43:22 EST

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> No. Indexing starts at 1 in R.

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*> Next, figure out this:
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> [1] -5 -5 -5 -5 -4

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Date: Thu 04 Aug 2005 - 07:43:22 EST

Hint: help.search() -> "An Introduction to R" -> "Simple manipulations numbers and vectors" -> ...

spencer graves

Peter Dalgaard wrote:

> Simone Gabbriellini <ogabbrie@tin.it> writes:

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>>Dear list, >>can someone tell me why this two pieces of code give me the same >>results? >> >> > for(i in 0:5){ sum[i] = i } >> > sum >>[1] 1 2 3 4 5 >> >> > for(i in 1:5){ sum[i] = i } >> > sum >>[1] 1 2 3 4 5 >> >>shouldn't the first one be >> >>0 1 2 3 4 5

> No. Indexing starts at 1 in R.

>>sum=0 >>for(i in 5:-5){ sum[i] = i } >>sum

> [1] -5 -5 -5 -5 -4

-- Spencer Graves, PhD Senior Development Engineer PDF Solutions, Inc. 333 West San Carlos Street Suite 700 San Jose, CA 95110, USA spencer.graves@pdf.com www.pdf.com <http://www.pdf.com> Tel: 408-938-4420 Fax: 408-280-7915 ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.htmlReceived on Thu Aug 04 07:47:49 2005

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