Re: [R] Remove rows in a matrix that match rows in another matrix

2009-12-19 Thread William Dunlap
> -Original Message- > From: r-help-boun...@r-project.org > [mailto:r-help-boun...@r-project.org] On Behalf Of Raymond Danner > Sent: Saturday, December 19, 2009 8:12 PM > To: r-help@r-project.org > Subject: [R] Remove rows in a matrix that match rows in another

Re: [R] Remove rows in a matrix that match rows in another matrix

2009-12-19 Thread David Winsemius
On Dec 19, 2009, at 11:11 PM, Raymond Danner wrote: Dear R Community, The following seems like a simple problem, but I've been stuck on it for some time, with no luck using matching or subsetting functions. I'm trying to remove the rows from a large matrix that match rows in another lar

[R] Remove rows in a matrix that match rows in another matrix

2009-12-19 Thread Raymond Danner
Dear R Community, The following seems like a simple problem, but I've been stuck on it for some time, with no luck using matching or subsetting functions. I'm trying to remove the rows from a large matrix that match rows in another large matrix. A (small scale) example: col1<-c("A", "B", "C", "