As the mystery of the computer world unfolds with each revelation of its technology, computer users today look forward to a powerful tool to produce a variety of reports and manuscripts. The Unix system provides a variety of powerful text formatters, and one such typesetting tool is called nroff/troff which can help users unlock the resources and the power of a computer system in the preparation of written documents. Nroff is a text formatter for daisy-wheel printers and similar devices while troff is a device-independent text formatter for producing typeset output. These two together provide...