Do you mean simply m[m[,2]>=5,] ? Kristel
[EMAIL PROTECTED] wrote: > Dear R-helpers, > > I apologize for this certainly simple question. > I have the following R lines : > > > m = matrix(1:12 , 3 , 4); > > m > [,1] [,2] [,3] [,4] > [1,] 1 4 7 10 > [2,] 2 5 8 11 > [3,] 3 6 9 12 > > > m1 = subset(m , m[,2]>=5); > > m1 > [1] 2 3 5 6 8 9 11 12 > > but in fact I would appreciate m1 to be also a matrix, > and thus would like to get : > > > m1 > [,1] [,2] [,3] [,4] > [2,] 2 5 8 11 > [3,] 3 6 9 12 > > ... but I don't find how to do ? > (probably it is very simple ! double shame.). > Thanks for any hint or pointer. > Vincent > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Disclaimer: http://www.kuleuven.be/cwis/email_disclaimer.htm ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
