Description Usage Arguments Value Note Author(s) References See Also Examples

Generates all different subsets of size *r* chosen from *n*
different elements.

1 | ```
subsets(n, r, v = 1:n)
``` |

`n` |
Numeric. Number of elements to choose from. |

`r` |
Numeric. Size of the desired subsets. |

`v` |
Vector. Numeric or character vector of size |

A matrix of dimension (*N x r*), where *N* is
the total number of different combinations of *r* elements chosen
from *n* possible.

This particular version of the function was taken from a message from Bill Venables to ‘r-help’ list on Sun, 17 Dec 2000.

Documentation based on subsets.Rd file in package BHH2 by Ernesto Barrios.

Bill Venables Bill.Venables@cmis.csiro.au

Venables, Bill. "Programmers Note", R-News, Vol 1/1, Jan. 2001. http://cran.r-project.org/doc/Rnews

`combinations`

of the gtools package.

1 2 3 |

```
Attaching package: 'CombMSC'
The following object is masked from 'package:stats':
BIC
[,1] [,2] [,3]
[1,] 1 2 3
[2,] 1 2 4
[3,] 1 2 5
[4,] 1 3 4
[5,] 1 3 5
[6,] 1 4 5
[7,] 2 3 4
[8,] 2 3 5
[9,] 2 4 5
[10,] 3 4 5
[,1] [,2] [,3]
[1,] "a" "b" "c"
[2,] "a" "b" "d"
[3,] "a" "b" "e"
[4,] "a" "c" "d"
[5,] "a" "c" "e"
[6,] "a" "d" "e"
[7,] "b" "c" "d"
[8,] "b" "c" "e"
[9,] "b" "d" "e"
[10,] "c" "d" "e"
[,1] [,2] [,3]
[1,] 10 20 30
[2,] 10 20 50
[3,] 10 20 80
[4,] 10 30 50
[5,] 10 30 80
[6,] 10 50 80
[7,] 20 30 50
[8,] 20 30 80
[9,] 20 50 80
[10,] 30 50 80
```

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