search for: xixj

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2010 Mar 26
2
R loop help
...3 and x2x3, I wrote ======================== for(i in 1:2){ for( j in i+1:3){ xij=c() xij=xi*xj } } ======================== it did not seem to recognize xi and xj is there any suggestion? it would be wonderful if there exists a single command that i can use My ultimate aim is to find the 55 xixj s of the following data: http://n4.nabble.com/file/n1692945/test_pic.jpg test_pic.jpg Thanks. -- View this message in context: http://n4.nabble.com/R-loop-help-tp1692945p1692945.html Sent from the R help mailing list archive at Nabble.com.