the tree graph that is the projection of a subbase.
A potion of the decision model that is repeated in various places throughout the tree. In Smltree or Decision Maker, the programmer can use the Link function to copy subtrees at various locations.
A section of a directory hierarchy, which is also called a directory tree. The subtree typically starts at a particular directory and includes all subdirectories and objects below that directory in the directory hierarchy; that is, any subdirectories or objects connected to the directory, or to any lower level of its subdirectories.
binary tree (see binary tree) that is itself a child of some node (see node).
A tree structure created by arbitrarily denoting a node to be the root node in a tree. A subtree is always part of a whole tree. See tree, root, node.
Any node within a tree, along with any selection of connected descendant nodes. In the registry structure, subtrees are the primary nodes that contain keys, subkeys, and value entries. See also: registry; key; subkey; value entry