Re: [R] Divide matrix columns by different numbers

2013-05-02 Thread arun
  t(t(k)/div) # [,1] [,2] #[1,]    1  2.0 #[2,]    2  2.5 #[3,]    3  3.0 A.K. - Original Message - From: Sachinthaka Abeywardana To: "r-help@r-project.org" Cc: Sent: Thursday, May 2, 2013 2:28 AM Subject: [R] Divide matrix columns by different numbers Hi all, I have

Re: [R] Divide matrix columns by different numbers

2013-05-01 Thread Pascal Oettli
Hi, ?sweep Regards, Pascal On 05/02/2013 03:28 PM, Sachinthaka Abeywardana wrote: Hi all, I have a feeling the most efficient way to do the following is to use apply, but I'm still wrapping my head around the function. k=matrix(1:6,nrow=3) div=1:2 Questions is how do I get R to divide th

Re: [R] Divide matrix columns by different numbers

2013-05-01 Thread Berend Hasselman
On 02-05-2013, at 08:28, Sachinthaka Abeywardana wrote: > Hi all, > > I have a feeling the most efficient way to do the following is to use > apply, but I'm still wrapping my head around the function. > > k=matrix(1:6,nrow=3) > > div=1:2 > > > Questions is how do I get R to divide the firs

[R] Divide matrix columns by different numbers

2013-05-01 Thread Sachinthaka Abeywardana
Hi all, I have a feeling the most efficient way to do the following is to use apply, but I'm still wrapping my head around the function. k=matrix(1:6,nrow=3) div=1:2 Questions is how do I get R to divide the first column by 1 (div[1]) and the second column by 2 (div[2]) k/div treats k as a ve