Using the Documentation complete explanation of options and operation. Many reference descriptions also include helpful examples, a description of the function,s algorithm, and references to additional reading material. For gUI-based tools. the descriptions include options for invoking the toolUsing the Documentation 1-5 complete explanation of options and operation. Many reference descriptions also include helpful examples, a description of the function’s algorithm, and references to additional reading material. For GUI-based tools, the descriptions include options for invoking the tool