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A tree structure, or tree diagram, tree model is a way to graphically represent the hierarchical structure of a structure.
It is called a "tree structure" because the classical representation resembles a tree, with the "trunk" at the top and the "leaves" at the bottom, although the chart is often upside down compared to a biological tree.
A tree structure is conceptual and appears in various forms. For a discussion of tree structures in specific fields, see Tree (data structure) for computer science: as far as graph theory is concerned, see. tree (graph theory) or also tree (set theory). Other related articles are listed.
People live! Sawlogs and plywood logs are driven into firewood. What are they then shoving into the sawmill?