| A directed graph is called an arborescence if, from a given node known as the root vertex, there is exactly one elementary path to every other node. |
| Similarly, every graded rooted arborescence is a skeletal poset. |
| Jazz Arborescence Aaron Parks WHEN he was just 15, Aaron Parks was already reading maths, computer science and music at the University of Washington. |
| Thus passed the leafy time when arborescence seems to be the one thing aimed at out of doors. |
| The independent evolution of arborescence in nearly all major groups of plants was key to the development of multistratal forests in some habitats at this time. |
| Borrichia arborescence and Vigna luteola were among the common plants found in tropical scrub habitats extending from the beach to the interior of the islands. |
