R: Power set

powerset {ggm} | R Documentation

## Power set

### Description

Finds the list of all subsets of a set.

### Usage

    powerset(set, sort = TRUE, nonempty = TRUE)

### Arguments

`set` | A numeric or character vector.
`sort` | Logical value. If `TRUE` the subsets are sorted according to dimension. Default is `TRUE`.
`nonempty` | Logical value. If `TRUE` the empty set is omitted. Default is `TRUE`.

### Details

If `sort == FALSE` the sets are in inverse lexicographical order.

### Value

A list of all subsets of `set`.

### Author(s)

Giovanni M. Marchetti

### Examples

    powerset(c("A", "B", "C"), nonempty = FALSE)
    powerset(1:3, sort = FALSE, nonempty = TRUE)

[Package ggm version 2.3 Index]