tree edge
11Edge coloring — A 3 edge coloring of the Desargues graph. In graph theory, an edge coloring of a graph is an assignment of “colors” to the edges of the graph so that no two adjacent edges have the same color. For example, the figure to the right shows an edge… …
12Edge-graceful labeling — In graph theory, an edge graceful graph labeling is a type of graph labeling. This is a labeling for simple graphs , namely ones in which no two distinct edges connect the same two distinct vertices, no edge connects a vertex to itself, and the… …
13Tree — For other uses, see Tree (disambiguation). Trees on a mountain in northern Utah during early autumn …
14tree — treelike, adj. /tree/, n., v., treed, treeing. n. 1. a plant having a permanently woody main stem or trunk, ordinarily growing to a considerable height, and usually developing branches at some distance from the ground. 2. any of various shrubs,… …
15tree frog — any of various arboreal frogs, esp. of the family Hylidae, usually having adhesive disks at the tip of each toe. [1730 40] * * * or tree toad Any of some 550 species (family Hylidae) of mostly arboreal frogs, found worldwide but primarily in the… …
16Tree stump — After a tree has been cut and felled, the stump or tree stump is usually a small remaining portion of the trunk with the roots still in the ground. Stumps may show the age defining rings of a tree. The study of these rings is known as… …
17Tree bog — A Treebog is a form of compost toilet which has willows, nettles and other nutrient hungry plants planted around it. The faeces are held in a chamber open to the air which allows it to decompose rapidly, feeding the trees around it. Unlike a… …
18tree-line — noun the edge of the habitat at which trees are capable of growing; the timberline …
19Minimum spanning tree — The minimum spanning tree of a planar graph. Each edge is labeled with its weight, which here is roughly proportional to its length. Given a connected, undirected graph, a spanning tree of that graph is a subgraph that is a tree and connects all… …
20The Joshua Tree — For other uses, see Joshua tree (disambiguation). The Joshua Tree …
