| Date: | Tue, 7 Feb 2012 11:46:55 -0500 |
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| Reply-To: | Rick Wicklin <Rick.Wicklin@SAS.COM> |
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| Sender: | "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU> |
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| From: | Rick Wicklin <Rick.Wicklin@SAS.COM> |
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| Subject: | Re: sum of first n elements in a vector in PROC IML |
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Use the CUSUM function:
proc iml;
Zi={10 10 1 10 10 9 5 1 1 1};
c = cusum(Zi);
print c;
Rick Wicklin
Statistical programming and SAS/IML blog: http://blogs.sas.com/content/iml
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