1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
| > mat <- matrix(c(c(0, 61, 61, 62, 62),
+ c(0, 12, 13, 12, 13),
+ c(20010101, 2, 5, 4, 3),
+ c(20010102, 3, 4, 0, 8),
+ c(20010103, 1, 9, 1, 0),
+ c(20010112, 1, 9, 1, 0),
+ c(20020101, 3, 6, 5, 4),
+ c(20020102, 4, 5, 1, 9),
+ c(20020103, 2, 9, 2, 1),
+ c(20020112, 1, 9, 1, 0)),
+ nrow=10, ncol=5, byrow=T)
> mat
[,1] [,2] [,3] [,4] [,5]
[1,] 0 61 61 62 62
[2,] 0 12 13 12 13
[3,] 20010101 2 5 4 3
[4,] 20010102 3 4 0 8
[5,] 20010103 1 9 1 0
[6,] 20010112 1 9 1 0
[7,] 20020101 3 6 5 4
[8,] 20020102 4 5 1 9
[9,] 20020103 2 9 2 1
[10,] 20020112 1 9 1 0 |
Partager