In more detail, the root element of the document is book.

Depth-first traversal is further classified by position of the root element with regard to the left and right nodes.

This file has a root element and four child elements: and .

XML documents must contain a root element (one that is the parent of all other elements).

The function find-min simply returns the root element of the heap:

This property provides access to an object of type which directly represents the root element of the document.

There can be other XML nodes outside of the root element.

All it contains is the tag name of the root element of the document, .

Elements are contained in a tree structure, with the desktop as the root element.

There is a single "root" element that contains all the other elements.