Shortest path tree with Dijkstra's algorithm

Description Usage Arguments Value See Also

View source: R/stepbackArbor.R

The `stepbackArbor`

function rebuilds an arborescence
present in earlier stage of Edmonds's algorithm to find a
minimum cost arborescence.

1 | ```
stepbackArbor(before, after)
``` |

`before` |
list with elements of the previous stage |

`after` |
list with elements of the next stage |

A updated list of elements of the earlier stage with a new arborescence

This function is an auxiliar function used in msArborEdmonds and getMinimumArborescence.

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