[R] repeated vector in matrix

Dimitris Rizopoulos dimitris.rizopoulos at med.kuleuven.be
Thu Jun 2 14:23:30 CEST 2005


try this:

h <- rep(3:2, c(4, 3))
############
n  <- 10
matrix(rep(h, n),  nrow = n, byrow = TRUE)

Best,
Dimitris

----
Dimitris Rizopoulos
Ph.D. Student
Biostatistical Centre
School of Public Health
Catholic University of Leuven

Address: Kapucijnenvoer 35, Leuven, Belgium
Tel: +32/16/336899
Fax: +32/16/337015
Web: http://www.med.kuleuven.ac.be/biostat/
     http://www.student.kuleuven.ac.be/~m0390867/dimitris.htm


----- Original Message ----- 
From: "Friedrich, Andreas (dit)" <Andreas.Friedrich at dit.de>
To: <r-help at stat.math.ethz.ch>
Sent: Thursday, June 02, 2005 2:16 PM
Subject: [R] repeated vector in matrix


> Hallo,
>
> I'll need a matrix with n rows of the an identical vector.
>
>
>
>> h
> [1] 3 3 3 3 2 2 2
>
>
> The nmatrix should look like this:
>
>> x<-rbind(h,h,h)
>> x
>  [,1] [,2] [,3] [,4] [,5] [,6] [,7]
> h    3    3    3    3    2    2    2
> h    3    3    3    3    2    2    2
> h    3    3    3    3    2    2    2
>
>
>
> but I need n rows which must be variable. Can anyone help me?
>
> thanks Andreas
>
> [[alternative HTML version deleted]]
>
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