Something like this? myvec <- sapply(list.of.mat, function(x) x[i, j])
If all the matrices are of the same dimension, it might be easier to make them into an array, and just "slice" through the array. Andy > -----Original Message----- > From: Michael Kirschbaum [mailto:[EMAIL PROTECTED] > Sent: Wednesday, July 16, 2003 10:24 AM > To: [EMAIL PROTECTED] > Subject: [R] turning list-elements into a vector > > > Hi. > Can anyone help me? > I want to create a vector from specific matrix-elements( > e.g.[1,1]) these matrices are elements of a list. Is there > any possibility to work without a loop? (e.g. with "lapply"?) > hope, you can help me thank you Michael > > [[alternative HTML version deleted]] > > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://www.stat.math.ethz.ch/mailman/listinfo> /r-help > ------------------------------------------------------------------------------ Notice: This e-mail message, together with any attachments, ...{{dropped}} ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help
