1 개요
- R matrix()
A <- matrix( c(1,2,3,4,5,6), nrow=2, ncol=3)
class(A)
## [1] "matrix"
str(A)
## num [1:2, 1:3] 1 2 3 4 5 6
A
## [,1] [,2] [,3]
## [1,] 1 3 5
## [2,] 2 4 6
A <- matrix( c(1,2,3,4,5,6), nrow=2, ncol=3, byrow=TRUE)
class(A)
## [1] "matrix"
str(A)
## num [1:2, 1:3] 1 4 2 5 3 6
A
## [,1] [,2] [,3]
## [1,] 1 2 3
## [2,] 4 5 6
2 같이 보기
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