LaTeX is a high-quality typesetting system based on TeX; it includes features designed for the production of technical and scientific documentation. LaTeX is the de facto standard for the communication and publication of scientific documents, and is available as free software.
Learn more about TeX and LaTeX.
LaTeX macro package for dissertations conforming to C.U. Grad School formatting specifications
The Internet provides numerous websites and tutorials with details about LaTeX. For a start, just search for "latex tutorial" or "latex symbol". If you can't find the answer, consult the Site Licensing office, firstname.lastname@example.org.