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  • ...an be treated as a single edge whose weight is either the sum, maximum, or minimum of the weights of the multiple edges. ...very edge points ''away'' from one of the tree's vertices, is called an '''arborescence'''.
    25 KB (4,451 words) - 23:15, 19 October 2020
  • ...escence]] problem''' does not have much to do with DAGs in general, but an arborescence is a specific kind of DAG that looks like a tree.
    6 KB (993 words) - 05:36, 18 March 2011