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

Returns a `"mathgraph"`

object which has all edges directed.

1 | ```
alldirected(x, ...)
``` |

`x` |
an object representing a mathematical graph. |

`...` |
other arguments for derived functions. |

The default method merely creates an error.

A `"mathgraph"`

object with any undirected edges in the
input split into two arcs.

Nick Efthymiou

S Poetry, Patrick J. Burns, Section 13.3, p. 305

1 2 | ```
my.graph <- mathgraph(~ 1:3 / 2:4) # undirected graph with 3 edges
alldirected(my.graph) # directed graph with 6 arcs
``` |

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